List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5473
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60018,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5474",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5472",
    "results": [
        {
            "id": 79606,
            "name": "Kuksu Main Title Tournament 14th Cycle - League D6",
            "director": {
                "id": 199065,
                "username": "Kuksu League",
                "country": "_United_Federation_of_Planets",
                "icon": "https://secure.gravatar.com/avatar/068ce77b41c5451811b692b8280d0f68?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500.0,
                        "deviation": 350.0,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "<!--\nKuksu Main Title Tournament 14th Cycle - League A\n-->\n\nTitle Holder: \n<a style=\"color:purple\" href='https://online-go.com/user/view/213536/'>SanDiego [Kuksu] x1</a>\n\nHall of Fame:\n<table style=\"text-align:center;border:1px solid\">\n<tr>\n\t<td style=\"border:1px solid\"><b>Cycle</b></td>\n\t<td style=\"border:1px solid\"><b>Title Match<br/>Winner</b></td>\n\t<td style=\"border:1px solid\"><b>Score</b></td>\n\t<td style=\"border:1px solid\"><b>Title Match<br/>Runner-up</b></td>\n\t<td style=\"border:1px solid\"><b>Title Tournament<br/>Winner</b><img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/gold_title_19.png' alt='Gold'></img></td>\n\t<td style=\"border:1px solid\"><b>Title Tournament<br/>Runner-up</b><img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/silver_title_19.png' alt='Silver'></img></td>\n\t<td style=\"border:1px solid\"><b>Title Tournament<br/>3rd Place</b><img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/bronze_title_19.png' alt='Bronze'></img></td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2375'>1</a></td>\n\t<td><b>luke</b></td><td></td><td></td>\n\t<td><b>luke (4d)</b></td><td>davos (5d)</td><td>gomad361 (4d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2384'>2</a></td>\n\t<td><b>gomad361</b></td><td>3-2</td><td>luke</td>\n\t<td><b>luke (4d)</b></td><td>gomad361 (4d)</td><td>hotspur (4d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2391'>3</a></td>\n\t<td><b>Uberdude</b></td><td>&lowast;</td><td>gomad361</td>\n\t<td><b>Uberdude (9d)</b></td><td>KyuT (4d)</td><td>marigo (2k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2406'>4</a></td>\n\t<td><b>Uberdude</b></td><td>5-0</td><td>KyuT</td>\n\t<td><b>KyuT (4d)</b></td><td>quiller (5d)</td><td>morituri (2d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2424'>5</a></td>\n\t<td><b>Uberdude</b></td><td>5-0</td><td>gomad361</td>\n\t<td><b>gomad361 (4d)</b></td><td>morituri (2d)</td><td>betterlife (1d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2439'>6</a></td>\n\t<td><b>Uberdude</b></td><td>5-0</td><td>Elin</td>\n\t<td><b>Elin (5d)</b></td><td>gomad361 (4d)</td><td>morituri (2d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2460'>7</a></td>\n\t<td><b>Uberdude</b></td><td>3-2</td><td>vitality</td>\n\t<td><b>vitality (9d)</b></td><td>Elin (5d)</td><td>gomad361 (4d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2475'>8</a></td>\n\t<td><b>vitality</b></td><td>&lowast;</td><td>Uberdude</td>\n\t<td><b>vitality (9d)</b></td><td>nrx (5d)</td><td>gojohn (4d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/12653'>9</a></td>\n\t<td><b>vitality</b></td><td>5-0</td><td>Sadaharu</td>\n\t<td><b>Sadaharu (7d)</b></td><td>xhu98 (8d)</td><td>tegais (6d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/23029'>10</a></td>\n\t<td><b>vitality</b></td><td>5-0</td><td>micky0427</td>\n\t<td><b>micky0427 (7d)</b></td><td>SanDiego (4d)</td><td>tegais (6d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/36244'>11</a></td>\n\t<td><b>SanDiego</b></td><td><a href='https://online-go.com/tournament/60968'>5-0 (&lowast;)</a></td><td>Sadaharu</td>\n\t<td><b>peecatchoo (9d+)</b></td><td>Sadaharu (9d)</td><td>Isoko (6d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/47922'>12</a></td>\n\t<td>Sadaharu</td><td><a href='https://online-go.com/tournament/73458'>0-0</a></td><td>tegais (ongoing)</td>\n\t<td><b>Sadaharu (9d)</b></td><td>peecatchoo (9d)</td><td>earlgreyhot (9d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/62321'>13</a></td>\n\t<td></td><td></td><td></td>\n\t<td><b>drmwc [6d]</b></td><td>KUNIJEEL [6d]</td><td>bookkey1234567 [7d]</td>\n</tr>\n<tr>\n\t<td></td>\n\t<td></td><td></td><td></td>\n\t<td>\n\t\t<a href='https://online-go.com/tournament/79585'>[A]</a>\n\t</td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td></td>\n\t<td></td><td></td><td></td>\n\t<td>\n\t\t<a href='https://online-go.com/tournament/79586'>[B1]</a>\n\t\t<a href='https://online-go.com/tournament/79587'>[B2]</a>\n\t</td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/79585'>14</a></td>\n\t<td></td><td></td><td></td>\n\t<td>\n\t\t<a href='https://online-go.com/tournament/79593'>[C1]</a>\n\t\t<a href='https://online-go.com/tournament/79594'>[C2]</a>\n\t\t<a href='https://online-go.com/tournament/79595'>[C3]</a>\n\t\t<a href='https://online-go.com/tournament/79596'>[C4]</a>\n\t</td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td></td>\n\t<td></td><td></td><td></td>\n\t<td>\n\t\t<a href='https://online-go.com/tournament/79601'>[D1]</a>\n\t\t<a href='https://online-go.com/tournament/79602'>[D2]</a>\n\t\t<a href='https://online-go.com/tournament/79603'>[D3]</a>\n\t\t<a href='https://online-go.com/tournament/79604'>[D4]</a>\n\t\t<a href='https://online-go.com/tournament/79605'>[D5]</a>\n\t\t<a href='https://online-go.com/tournament/79606'>[D6]</a>\n\t</td>\n\t<td>\n\t\t<a href='https://online-go.com/tournament/79607'>[D7]</a>\n\t\t<a href='https://online-go.com/tournament/79608'>[D8]</a>\n\t</td>\n\t<td></td>\n</tr>\n<tr>\n\t<td></td>\n\t<td></td><td></td><td></td>\n\t<td>\n\t\t<a href='https://online-go.com/tournament/79609'>[E1]</a>\n\t\t<a href='https://online-go.com/tournament/79610'>[E2]</a>\n\t\t<a href='https://online-go.com/tournament/79611'>[E3]</a>\n\t\t<a href='https://online-go.com/tournament/79612'>[E4]</a>\n\t\t<a href='https://online-go.com/tournament/79613'>[E5]</a>\n\t\t<a href='https://online-go.com/tournament/79614'>[E6]</a>\n\t</td>\n\t<td>\n\t\t<a href='https://online-go.com/tournament/79615'>[E7]</a>\n\t\t<a href='https://online-go.com/tournament/79616'>[E8]</a>\n\t\t<a href='https://online-go.com/tournament/79617'>[E9]</a>\n\t\t<a href='https://online-go.com/tournament/79618'>[E10]</a>\n\t\t<a href='https://online-go.com/tournament/79619'>[E11]</a>\n\t</td>\n\t<td>\n\t\t<a href='https://online-go.com/tournament/79620'>[E12]</a>\n\t\t<a href='https://online-go.com/tournament/79621'>[E13]</a>\n\t\t<a href='https://online-go.com/tournament/79622'>[E14]</a>\n\t\t<a href='https://online-go.com/tournament/79623'>[E15]</a>\n\t\t<a href='https://online-go.com/tournament/79624'>[E16]</a>\n\t</td>\n</tr>\n<tr>\n\t<td></td>\n\t<td></td><td></td><td></td>\n\t<td>\n\t\t<a href='https://online-go.com/tournament/79625'>[F1]</a>\n\t\t<a href='https://online-go.com/tournament/79626'>[F2]</a>\n\t\t<a href='https://online-go.com/tournament/79627'>[F3]</a>\n\t\t<a href='https://online-go.com/tournament/79628'>[F4]</a>\n\t\t<a href='https://online-go.com/tournament/79629'>[F5]</a>\n\t</td>\n\t<td></td>\n\t<td></td>\n</tr>\n</table>\n\n&lowast; means the games were finished by timeout or retirement.\n\nNotes:\n- Please refer to the basic rules <a href='https://forums.online-go.com/t/league-format-kuksu-title-tournament-rules-and-discussion/5191'>here</a>.\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "korean",
            "time_per_move": 93120,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 604800,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 515,
                "name": "OGS Title Tournaments",
                "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 2988,
                "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2021-09-23T05:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2021-09-22T02:15:19.477296Z",
            "ended": "2022-05-05T16:16:26.845200Z",
            "start_waiting": "2021-09-22T02:15:18.493382Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 88514,
            "name": "5 -> 陳瞻 6 -> 袁海鑫",
            "director": {
                "id": 818416,
                "username": "傳碁學園",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1898.3468207617877,
                        "deviation": 71.28817954667363,
                        "volatility": 0.06041644550084839
                    }
                },
                "ranking": 29.755630942351214,
                "professional": false,
                "ui_class": ""
            },
            "description": "5 -> 陳瞻\n6 -> 袁海鑫",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 36,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 600,
                "period_time": 30,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 7531,
                "name": "傳碁 C班",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 87,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-04-10T08:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2022-04-10T07:43:54.956602Z",
            "ended": "2022-04-10T07:57:32.015257Z",
            "start_waiting": "2022-04-10T07:43:54.901864Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 55626,
            "name": "第1期かおり杯棋聖戦予選リーグ2",
            "director": {
                "id": 575743,
                "username": "site15",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/bc007d9395773691f25a5b61c493d20c-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2232.771642016839,
                        "deviation": 66.15745879617059,
                        "volatility": 0.059975550212188235
                    }
                },
                "ranking": 33.51195664282314,
                "professional": false,
                "ui_class": ""
            },
            "description": "クラス昇降有りリーグ戦(試行)の予選です。\n\n1位→本戦Sリーグ\n\n2位→本戦Aリーグ\n\n3位→本戦B2リーグ\n\n4位→本戦B1リーグ\n\n5位→リーグ1~3の5位の中で勝ち数1位→本戦B1リーグ\n\nリーグ1~3の5位の中で勝ち数2位→本戦C1リーグ\n\nリーグ1~3の5位の中で勝ち数3位→本戦C2リーグ\n\n※リーグ1~3の5位の勝ち数が同数の場合は抽選\n\n6位→本戦C2リーグ\n\n7位→本戦C1リーグ",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 46080,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 43200,
                "initial_time": 259200,
                "max_time": 259200
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 2969,
                "name": "かおり杯-World Kaori Cup-",
                "summary": "For every player who enjoy go game",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 296,
                "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-01-18T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-01-18T11:00:03.435363Z",
            "ended": "2020-03-23T11:08:48.934014Z",
            "start_waiting": "2020-01-18T11:00:02.276463Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 119384,
            "name": "Correspondence 19x19 RoundRobin 2024-08-21 19:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Site-wide Tournament",
            "schedule": {
                "id": 6,
                "name": "Correspondence 19x19 RoundRobin",
                "rrule": "DTSTART:20260623T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:58:31.027016Z",
                "last_run": "2026-06-23T19:00:16.052448Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 432000,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2026-06-26T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "pause_on_weekends": true,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2024-08-21T19:00:02.373242Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-08-21T19:01:02.900717Z",
            "ended": "2024-12-21T21:25:17.197929Z",
            "start_waiting": "2024-08-21T19:01:02.207534Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 107592,
            "name": "Чат игроков в Го. 19х19 🐅 22.09.23 SE.MO A",
            "director": {
                "id": 803169,
                "username": "Tg45",
                "country": "ru",
                "icon": "https://user-uploads.online-go.com/d861f559b9c8e292905d8730862d1569-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1538.5377741955367,
                        "deviation": 61.079813972939384,
                        "volatility": 0.06001907563896703
                    }
                },
                "ranking": 24.890636565766304,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Переписка. 19х19. Форовый турнир. Быстрый регламент. до первого поражения. Группа А",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": -1,
            "rules": "japanese",
            "time_per_move": 12096,
            "time_control_parameters": {
                "system": "canadian",
                "time_control": "canadian",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 0,
                "period_time": 604800,
                "stones_per_period": 50
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 11497,
                "name": "Чат игроков в Го (weiqi, baduk, igo)",
                "summary": "Мы — группа игроков из телеграмм чата «Чат для игроков в Го (weiqi, baduk, igo)». Здесь мы играем между собой и организовываем турниры для игроков всех уровней.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 368,
                "icon": "https://user-uploads.online-go.com/2d3b4fb3fa64f817ed22ed171b88d712-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2023-09-22T07:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 23,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2023-09-22T07:00:30.887523Z",
            "ended": "2023-12-12T08:39:04.753526Z",
            "start_waiting": "2023-09-22T07:00:30.580319Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2d3b4fb3fa64f817ed22ed171b88d712-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 107131,
            "name": "2023.SEP 19X19 RoundRobin 5K~1K",
            "director": {
                "id": 1161013,
                "username": "朵兒普拉斯-doorplus-",
                "country": "_United_Nations",
                "icon": "https://user-uploads.online-go.com/7c935550f93ff5eb3f3e93239454342f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1151.0937500744108,
                        "deviation": 63.06821920011851,
                        "volatility": 0.05991569077389414
                    }
                },
                "ranking": 18.174361096243295,
                "professional": false,
                "ui_class": ""
            },
            "description": "Attention: Time Setting for the Game\n                                                           \nWhen playing the game, please pay close attention to the time setting. The game requires an average of 2-3 moves per day. If you need to take a break, make sure to return promptly and make more than 3 moves per day to keep up with the time. Please do not keep your opponent waiting for tooooooooooooooo loooooooooooooooooooong.\n                                                      \n🍭Tips:                                                  \n1️⃣Disqualification will occur if a player loses by timeout.                                                  \n2️⃣If disqualified by the tournament director, all outstanding games will be forfeited, which will affect the player’s ranking.                                         \n                                                          \n🍭The following rules must be obeyed to guarantee a respectful game:                                             \n1️⃣No pauses are allowed.                                   \n2️⃣No vacation mode is permitted. (If a player is on vacation, they and their opponent can still make a move, but time will be suspended. Soooooooooooo, vacation mode is absolutely NOT allowed.)                               \n3️⃣Any player who is on vacation or has paused the game will be disqualified without further notice or reminder.     \n4️⃣If you find that a player pauses the game or enters vacation mode, please send a message to the tournament director.                                                     \n                                                              \nLet us strive to be respectful players.                     \nWe wish everyone a pleasant game and hope to gain something from our opponents. :)",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 33587,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 28800,
                "initial_time": 604800,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 12824,
                "name": "Way to GO",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 31,
                "icon": "https://user-uploads.online-go.com/8fbd7bd47c3c0f4bb73a2fd4c070b182-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2023-09-11T01:00:00Z",
            "players_start": 6,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 25,
            "max_ranking": 29,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2023-09-10T21:39:09.263970Z",
            "ended": "2023-12-12T09:12:57.047896Z",
            "start_waiting": "2023-09-10T21:39:08.744603Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/8fbd7bd47c3c0f4bb73a2fd4c070b182-15.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 135517,
            "name": "第六回ほたて会[第二回寒風戦]高段リーグ",
            "director": {
                "id": 1921641,
                "username": "ほたて囲碁教室2",
                "country": "jp",
                "icon": "https://user-uploads.online-go.com/651c2aebc8ac9e8fef162798dd97d08a-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1837.3839021893393,
                        "deviation": 250,
                        "volatility": 0.06
                    }
                },
                "ranking": 29.0,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "日時:令和7年12月28日(日)16:00~20:00\n\n※20:00には終了できますようご協力お願い致します\n\n対局開始方法:お時間になりますと、自動で対局が開始されます。OGSを開いてお待ち下さい。\n\n対局方法:総当たり戦(同時対局)\n\n※全ての対局をまんべんなく打ち進めて頂くようご協力をお願いいたします\n\n着手方法:盤面ワンクリックで着手(打ち間違いに気をつけて下さい)or 盤面に石を打って画面右上のユーザー名下にある「着手決定」をクリック ※皆様のOGSの【通信対局】設定により変わります\n\n※着手すると【自動で自分の手番の他の対局画面に切り替わります】。もし、切り替わらない場合は、【ホーム画面】に戻り、対局一覧から自分の手番の対局を選択するか、画面右上のベルマーク(青色か緑色になっており、右に数字の吹き出しがある)をクリックすると、自分の手番の対局画面に移動します。こちらもOGSの設定で変更可能です。\n\nzoom:使用しません\n\n飲食:自由\n\n対局中に席を離れても大丈夫です\n\n解散方法:全ての対局が終わり次第、各自終了です\n\n結果:この画面に表示されます and ほたて先生から報告します。\n\n↓↓このリーグの参加者は↓↓\n\nnissi15 愛媛県 6段\n\nさわら 岡山県 5段\n\nyuto99t 岡山県 5段\n\nTatsuro Tsuzura 香川県 4段\n\nissoh 高知県 3段",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 4787,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "total_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 15290,
                "name": "ほたてオンライン",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 46,
                "icon": "https://user-uploads.online-go.com/ec922b6e3630bb40f525c38b768bb37c-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-12-28T07:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2025-12-28T07:00:12.029167Z",
            "ended": "2025-12-28T09:48:00.981080Z",
            "start_waiting": "2025-12-28T07:00:11.892571Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ec922b6e3630bb40f525c38b768bb37c-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 127237,
            "name": "w2334e",
            "director": {
                "id": 1753367,
                "username": "rgfrfergegeger",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/b5cafee46e8ad8ad51767868f6d686b7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1477.3075423447413,
                        "deviation": 120.27960261630055,
                        "volatility": 0.06000742273665568
                    }
                },
                "ranking": 23.950485774847156,
                "professional": false,
                "ui_class": ""
            },
            "description": "dfsgsfsfsfsfv",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 88451,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11320,
                "name": "Україна",
                "summary": "",
                "require_invitation": true,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 26,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2025-05-07T19:57:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-04-07T18:23:28.682857Z",
            "ended": "2025-04-07T18:26:40.392024Z",
            "start_waiting": "2025-04-07T18:23:28.474808Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 17,
            "ranked": true
        },
        {
            "id": 75492,
            "name": "Correspondence 19x19 RoundRobin 2021-05-24 19:00",
            "director": {
                "id": 4,
                "username": "matburt",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1125.8827017028436,
                        "deviation": 78.19731452501959,
                        "volatility": 0.06006087171771568
                    }
                },
                "ranking": 17.66169912212786,
                "professional": false,
                "ui_class": "supporter moderator admin"
            },
            "description": "Automatic Sitewide Tournament",
            "schedule": {
                "id": 6,
                "name": "Correspondence 19x19 RoundRobin",
                "rrule": "DTSTART:20260623T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:58:31.027016Z",
                "last_run": "2026-06-23T19:00:16.052448Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 19,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 432000,
                    "time_increment": 86400
                },
                "min_ranking": 0,
                "max_ranking": 36,
                "analysis_enabled": true,
                "exclude_provisional": true,
                "players_start": 4,
                "first_pairing_method": "slaughter",
                "subsequent_pairing_method": "slaughter",
                "settings": {
                    "num_rounds": "3",
                    "upper_bar": "20",
                    "lower_bar": "10",
                    "group_size": "3",
                    "maximum_players": 10
                },
                "next_run": "2026-06-26T19:00:00Z",
                "base_points": "10.0"
            },
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "pause_on_weekends": true,
                "max_time": 432000,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2021-05-24T19:00:07.432570Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2021-05-24T19:00:10.125067Z",
            "ended": "2021-08-23T13:40:29.066622Z",
            "start_waiting": "2021-05-24T19:00:09.029788Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 88354,
            "name": "KLSG-1 Beginner",
            "director": {
                "id": 1095664,
                "username": "USE17",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1188.792006203979,
                        "deviation": 61.76404829061147,
                        "volatility": 0.0606255655038105
                    }
                },
                "ranking": 18.920372006199532,
                "professional": false,
                "ui_class": ""
            },
            "description": "Beginner tournament",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 22,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 180,
                "period_time": 20,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 43,
                "name": "Kyu Level Study Group",
                "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 8910,
                "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-04-08T19:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 20,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-04-08T19:00:28.030846Z",
            "ended": "2022-04-08T19:15:54.200393Z",
            "start_waiting": "2022-04-08T19:00:27.912841Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png",
            "player_count": 6,
            "ranked": true
        }
    ]
}