List all tournaments or create a new tournament.

GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=1301
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60693,
    "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=1302",
    "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=1300",
    "results": [
        {
            "id": 60112,
            "name": "The Boiz DDK 13x13",
            "director": {
                "id": 607550,
                "username": "notarious k",
                "country": "us",
                "icon": "https://user-uploads.online-go.com/c015608f52da5be97e8142a4626331ed-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1172.2505586256614,
                        "deviation": 62.79449955497629,
                        "volatility": 0.06001438822855305
                    }
                },
                "ranking": 18.595989224933245,
                "professional": false,
                "ui_class": ""
            },
            "description": "For the Boiz. (And girlz too, this is not gender specific). Relax playing 13x13, the best size.",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "korean",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 432000
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3269,
                "name": "Lyons Gang",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 11,
                "icon": "https://user-uploads.online-go.com/2183d280de7a99ed8a5933a1459f06fa-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-05-12T16:00:00Z",
            "players_start": 8,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "open",
            "started": "2020-05-12T21:08:43.010214Z",
            "ended": "2021-01-29T11:41:29.698398Z",
            "start_waiting": "2020-05-12T21:08:42.260397Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/2183d280de7a99ed8a5933a1459f06fa-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 46240,
            "name": "Haijo: Yakobura Kenkyūkai National",
            "director": {
                "id": 621211,
                "username": "JacobLa",
                "country": "us",
                "icon": "https://secure.gravatar.com/avatar/73fc71789ec7cb279d61abba948183d7?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1288.4346246033283,
                        "deviation": 82.10739624015652,
                        "volatility": 0.06000382762189881
                    }
                },
                "ranking": 20.78372341242153,
                "professional": false,
                "ui_class": ""
            },
            "description": "National Version of Haijo: Yakobura Kenkyūkai",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 10,
            "time_control_parameters": {
                "system": "fischer",
                "pause_on_weekends": false,
                "time_control": "fischer",
                "initial_time": 30,
                "max_time": 60,
                "time_increment": 10,
                "speed": "live"
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3450,
                "name": "Study Group - Taught by JacobLa",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 3,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2019-03-06T06:30:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-03-06T06:30:34.266802Z",
            "ended": "2019-03-06T06:30:47.306042Z",
            "start_waiting": "2019-03-06T06:30:34.081920Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 1,
            "ranked": true
        },
        {
            "id": 125096,
            "name": "Turnier der Legendären",
            "director": {
                "id": 1695800,
                "username": "Amin2281",
                "country": "_Starfleet",
                "icon": "https://user-uploads.online-go.com/32df029600e243e182e2d24a8fa0f7bd-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 684.4535986494468,
                        "deviation": 62.433002027083035,
                        "volatility": 0.059981822653234665
                    }
                },
                "ranking": 6.13990298536438,
                "professional": false,
                "ui_class": ""
            },
            "description": "Jzfckhtcw",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "live",
                "pause_on_weekends": false,
                "time_increment": 10,
                "initial_time": 180,
                "max_time": 3600
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 14974,
                "name": "DieAbis",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 9,
                "icon": "https://user-uploads.online-go.com/b5f066ef64abd3108f1998fa98d5c58d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2025-02-05T13:54:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-08-15T03:10:05.780213Z",
            "ended": "2025-08-15T03:24:07.005233Z",
            "start_waiting": "2025-08-15T03:10:05.679860Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/b5f066ef64abd3108f1998fa98d5c58d-15.png",
            "player_count": 5,
            "ranked": true
        },
        {
            "id": 117999,
            "name": "Sunday GO 32 9×9",
            "director": {
                "id": 1381238,
                "username": "Cfilorux",
                "country": "tw",
                "icon": "https://user-uploads.online-go.com/0961f2a621c03387fd88fa7f7d30a372-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 2085.40127837325,
                        "deviation": 85.78709609840415,
                        "volatility": 0.06095185463217949
                    }
                },
                "ranking": 31.931218940735093,
                "professional": false,
                "ui_class": ""
            },
            "description": "Fun 45 sec per move\n\n\n<img src=\"https://media1.tenor.com/m/O1-G64Dda9YAAAAd/hikaru-shindo-hikaru-no-go.gif\" width=\"259\" height=\"197\" alt=\"Hikaru Shindo Hikaru No Go GIF - Hikaru Shindo Hikaru No Go Hand Of God GIFs\" style=\"max-width: 518px;\">\n\n\n\n <link rel=\"stylesheet\" type=\"text/css\" href=\"https://yewang.github.io/ProfileCSS/profile.css \"> <link rel=\"stylesheet\" type=\"text/css\"\n\n\n<img src=\"https://media1.tenor.com/m/O1-G64Dda9YAAAAd/hikaru-shindo-hikaru-no-go.gif\" width=\"259\" height=\"197\" alt=\"Hikaru Shindo Hikaru No Go GIF - Hikaru Shindo Hikaru No Go Hand Of God GIFs\" style=\"max-width: 518px;\">\n\n\n<a href=\"http://s01.flagcounter.com/more/lyQ6\"><img src=\"https://s01.flagcounter.com/count2/lyQ6/bg_FFFFFF/txt_000000/border_CCCCCC/columns_8/maxflags_250/viewers_0/labels_1/pageviews_0/flags_0/percent_0/\" alt=\"Flag Counter\" border=\"0\"></a>",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 45,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 0,
                "period_time": 45,
                "periods": 1
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 13675,
                "name": "Sunday GO and MORE",
                "summary": "You can't miss this group, join now!",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 114,
                "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2024-07-14T09:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2024-07-14T09:00:27.114981Z",
            "ended": "2024-07-14T09:05:41.900719Z",
            "start_waiting": "2024-07-14T09:00:27.063092Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png",
            "player_count": 2,
            "ranked": true
        },
        {
            "id": 70796,
            "name": "1月歷碁賽第三輪 白振鎧 VS 黃見希",
            "director": {
                "id": 928963,
                "username": "傳碁學園-歷碁賽",
                "country": "hk",
                "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "1月歷碁賽第三輪 白振鎧 VS 黃見希",
            "schedule": null,
            "title": null,
            "tournament_type": "elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 16,
            "time_control_parameters": {
                "system": "absolute",
                "time_control": "absolute",
                "speed": "live",
                "pause_on_weekends": false,
                "total_time": 1500
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 8175,
                "name": "歷碁賽 A組",
                "summary": "",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 9,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2021-01-31T03:00:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": false,
            "exclusivity": "group",
            "started": "2021-01-31T02:59:59.587014Z",
            "ended": "2021-01-31T03:34:50.469658Z",
            "start_waiting": "2021-01-31T02:59:59.504894Z",
            "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": 94418,
            "name": "ปวช.3/8 (9 ก.ย. 65)",
            "director": {
                "id": 1010331,
                "username": "PomSii",
                "country": "th",
                "icon": "https://secure.gravatar.com/avatar/aa13948ef4fee733d9d956be746af4af?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1528.2940953430661,
                        "deviation": 69.12209408595301,
                        "volatility": 0.060086127774657355
                    }
                },
                "ranking": 24.735987039854813,
                "professional": false,
                "ui_class": ""
            },
            "description": "ปวช.3/8 (9 ก.ย. 65)",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 9,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "live",
                "pause_on_weekends": false,
                "main_time": 240,
                "period_time": 7,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 11948,
                "name": "ปวช.3/2, 3/5, 3/6, 3/7, 3/8, 3/9 (66\")",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 335,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": false,
            "time_start": "2022-09-09T03:00:00Z",
            "players_start": 4,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2022-09-09T02:22:40.533398Z",
            "ended": "2022-09-09T02:50:51.773166Z",
            "start_waiting": "2022-09-09T02:22:40.259973Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 21,
            "ranked": true
        },
        {
            "id": 66528,
            "name": "第2期かおり杯棋聖戦Bリーグ1",
            "director": {
                "id": 687819,
                "username": "site_tmp",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/c0dc1d7bd3ca7246ad298f30213416f4?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "Nebraskaさん、ON THE GOさん、bkbkさん、MatchaDainagonさん、waka takaさん、peipeipeiさん、KG1848さん",
            "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": 297,
                "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-10-17T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-10-17T11:00:23.209498Z",
            "ended": "2020-11-25T09:08:39.232426Z",
            "start_waiting": "2020-10-17T11:00:22.694979Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 66534,
            "name": "第2期かおり杯棋聖戦Cリーグ4",
            "director": {
                "id": 687868,
                "username": "site_tmp2",
                "country": "un",
                "icon": "https://secure.gravatar.com/avatar/df15d7948ed906cfa068879a5f71e7b3?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1500,
                        "deviation": 350,
                        "volatility": 0.06
                    }
                },
                "ranking": 24.303382182144386,
                "professional": false,
                "ui_class": "provisional"
            },
            "description": "かおり Kaoriさん、ピョン吉さん、Hikaru0903さん、pikotyuraさん、smith0108さん、sekky190906さん、マンジュリカさん",
            "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": 297,
                "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2020-10-17T11:00:00Z",
            "players_start": 2,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "invite",
            "started": "2020-10-17T11:00:19.773896Z",
            "ended": "2020-11-26T12:19:45.367300Z",
            "start_waiting": "2020-10-17T11:00:19.302833Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png",
            "player_count": 7,
            "ranked": true
        },
        {
            "id": 142552,
            "name": "4ºtorneio de julho",
            "director": {
                "id": 1896148,
                "username": "enyolusitanus",
                "country": "eu",
                "icon": "https://user-uploads.online-go.com/d568ae2dcb3508e9c14836d99fcc3008-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 869.9206235142765,
                        "deviation": 65.96099011724333,
                        "volatility": 0.060065371074440856
                    }
                },
                "ranking": 11.690835829891634,
                "professional": false,
                "ui_class": ""
            },
            "description": "Obrigado a todos pela participação, hoje realizamos o 9º torneio do Clube e o segundo mês completo de torneios. Vamos!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 29,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "rapid",
                "pause_on_weekends": false,
                "main_time": 120,
                "period_time": 25,
                "periods": 3
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 16460,
                "name": "GO PORTUGUEZ",
                "summary": "",
                "require_invitation": false,
                "is_public": false,
                "admin_only_tournaments": true,
                "hide_details": true,
                "member_count": 24,
                "icon": "https://user-uploads.online-go.com/176ce8f530bec9705227a0b1ed8abc93-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2026-07-25T17:50:00Z",
            "players_start": 4,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2026-07-25T17:50:53.286786Z",
            "ended": "2026-07-25T18:23:44.494645Z",
            "start_waiting": "2026-07-25T17:50:53.201957Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/176ce8f530bec9705227a0b1ed8abc93-15.png",
            "player_count": 8,
            "ranked": true
        },
        {
            "id": 135492,
            "name": "Handicap Arena 2025 - 103",
            "director": {
                "id": 526987,
                "username": "Gia",
                "country": "gr",
                "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1131.3390674606985,
                        "deviation": 63.89894928210641,
                        "volatility": 0.06006068621581099
                    }
                },
                "ranking": 17.773619993220706,
                "professional": false,
                "ui_class": "supporter"
            },
            "description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": -1,
            "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": true,
            "group": {
                "id": 13655,
                "name": "Handicap Arena",
                "summary": "Organising arena-type handicap correspondence tournaments.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": true,
                "hide_details": false,
                "member_count": 108,
                "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2025-12-29T17:00:00Z",
            "players_start": 10,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2025-12-28T11:55:34.492895Z",
            "ended": "2026-07-14T15:12:12.788759Z",
            "start_waiting": "2025-12-28T11:55:33.963217Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png",
            "player_count": 10,
            "ranked": true
        }
    ]
}