List all tournaments or create a new tournament.

GET /api/v1/tournaments?format=api&ordering=-time_per_move&page=1200
HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "count": 60545,
    "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-time_per_move&page=1201",
    "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-time_per_move&page=1199",
    "results": [
        {
            "id": 90605,
            "name": "中俄棋友会会际友谊赛 Китайско-российское межклубное соревнование",
            "director": {
                "id": 1152724,
                "username": "lozprvsng",
                "country": "un",
                "icon": "https://user-uploads.online-go.com/3372a3138ec599800520a8bbd66456b0-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1757.9298370147742,
                        "deviation": 76.79810856426667,
                        "volatility": 0.06001499734423422
                    }
                },
                "ranking": 27.97663388156975,
                "professional": false,
                "ui_class": ""
            },
            "description": "支持俄罗斯棋界!反对禁赛!\nМы за РФГ!\n\n比赛将在弈城围棋平台上以会际团体即时要台制(棋友会友谊赛)比赛形式进行。\nЭто соревнование будет проводиться на платформе \"Тигем\"(Tygem) в виде межклубного командного турнира с просьбами сиденья.\n\n比赛方法:选手在比赛宣布开始后向我方房间主持人申请台次,与对方棋友会同台号选手对局。允许对局结束后继续要台,直到所有台次已下完或本轮比赛结束为止。\nОбраз турнира: Попросите Распорядителя комнаты нашей стороны о сиденье после объявления начала турнира, сыграйте партию с участником, который приходит из противного клуба с единым номером сиденья(стола). Можно просить опять сиденья после партии до тех пор пока нет доступных столов или завершение тура.\n\n比赛由开台方开设对局室,注意在“房间名称”一栏标注台号。\nКомнаты партии тура откроются клубом, который создает столы. Необходимо помечать номер стола на столбце \"название комнаты\".\n\n房间标注格式为:QZY(棋之韵)+VS+对阵棋友会字母缩写+ xx(台号)+台/Table(台)\n\nФормат пометки: QZY(ГоРифма)+VS+Сокращение соперника по латиницам+Table(стол)+номер стола\n\n例:棋之韵VS天朝缘第25台\n\nQZY VS TCY 25台/Table\n\nПример: ГоРифма против СГПД 25-ый стол\n\nQZY VS TCY Table25\n\n====================\n\n参加比赛将以弈城《棋之韵棋友会》会员身份参加。首轮将对阵弈城天朝缘棋友会联盟。\nУчастие в турнире будет во имя члена тигемского клуба \"ГоРифмы\"(Ци Чжи Юнь) .\n\n首场比赛将在6月18日(周六)北京时间19:00进行,预计在北京时间22:00停止要台。\nПервый тур начнется в 18 июня в 19:00 по пекинскому времени(по-московскому: 14:00). Просьбы сиденья будут прекращены наверно в 22:00 по пекинскому времени.\n\n首轮棋之韵将对阵天朝缘棋友会联盟,棋之韵开台。\nПервый тур будем сыграть против СГПД. Создатель столов: ГоРифма\n\n比赛用时制度请根据个人协商决定,保留时间低于30分钟必须设置读秒。\nРежим затраты времен определен по договору обеих сторон. ОбЯЗАТЕЛЬНО добавить беёми, если основное время меньше 30 минут.\n\n参加比赛请在此处报名并提供弈城账号\nЧтобы участвовать в турнире, необходимо зарегистрировать и показать ваш аккаунт на Тигеме.\n\n棋友会联系人(弈城号):\n\n棋之韵棋友会:小老鼠宝宝/棋之韵基金/小小de翔宇\n\n天朝缘棋友会联盟:天缘接待室\n\nКонтактные лица(тигемские аккаунты): \nГоРифма: lldbb2008/qzyjj/xxdexy168\n\nСГПД: tcybs123\n\nПожалуйста, говорите по-китайски или по-английски.\n\n中俄围棋人反抗制裁的正义斗争必胜!\nИз борьбы с санкциями будем победителем!",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "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": 11855,
                "name": "天缘棋友会 Союз групп Поднебеснодинастической дружбы ",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 8,
                "icon": "https://user-uploads.online-go.com/e083466f9d59c3387e5277b37009d99d-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-06-25T11:00:00Z",
            "players_start": 4,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-06-25T11:00:53.099845Z",
            "ended": "2023-08-29T05:09:25.626175Z",
            "start_waiting": "2022-06-25T11:00:52.728768Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/e083466f9d59c3387e5277b37009d99d-15.png",
            "player_count": 19,
            "ranked": true
        },
        {
            "id": 91855,
            "name": "Akwa 24",
            "director": {
                "id": 134125,
                "username": "mitava",
                "country": "at",
                "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 776.0568204650347,
                        "deviation": 65.1944237557439,
                        "volatility": 0.05993216649471857
                    }
                },
                "ranking": 9.047656096247819,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19",
            "schedule": null,
            "title": null,
            "tournament_type": "swiss",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "byoyomi",
                "time_control": "byoyomi",
                "speed": "correspondence",
                "pause_on_weekends": true,
                "main_time": 259200,
                "period_time": 86400,
                "periods": 5
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 3317,
                "name": "Akwa-chichirmala",
                "summary": "",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 7,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2022-07-02T16:00:00Z",
            "players_start": 3,
            "first_pairing_method": "slide",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 14,
            "max_ranking": 18,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-06-30T14:28:41.198352Z",
            "ended": "2023-02-17T15:25:49.722257Z",
            "start_waiting": "2022-06-30T14:28:41.092836Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 6,
            "ranked": true
        },
        {
            "id": 14855,
            "name": "Correspondence 13x13 RoundRobin 2016-02-12 01:00",
            "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": 7,
                "name": "Correspondence 13x13 RoundRobin",
                "rrule": "DTSTART:20260805T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T06:00:14.582400Z",
                "last_run": "2026-08-05T19:00:16.769162Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "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": "2026-08-08T19:00:00Z",
                "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,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2016-02-12T01:00:14.543607Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-02-12T01:00:34.874125Z",
            "ended": "2016-06-02T13:27:22.708518Z",
            "start_waiting": "2016-02-12T01:00:33.952083Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 18071,
            "name": "Correspondence 13x13 RoundRobin 2016-06-08 01:00",
            "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": 7,
                "name": "Correspondence 13x13 RoundRobin",
                "rrule": "DTSTART:20260805T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T06:00:14.582400Z",
                "last_run": "2026-08-05T19:00:16.769162Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 13,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "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": "2026-08-08T19:00:00Z",
                "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,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2016-06-08T01:00:02.918860Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-06-08T01:00:22.098579Z",
            "ended": "2016-09-16T01:23:35.827841Z",
            "start_waiting": "2016-06-08T01:00:21.055582Z",
            "board_size": 13,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 15675,
            "name": "FSTS Nines June 2016 Regular",
            "director": {
                "id": 135535,
                "username": "DarkSpirit",
                "country": "_CIS",
                "icon": "https://user-uploads.online-go.com/3ff0cbeb74378914ca08a8ab7741274f-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1368.452026020624,
                        "deviation": 62.29275318546769,
                        "volatility": 0.05999468544710196
                    }
                },
                "ranking": 22.178561397357377,
                "professional": false,
                "ui_class": ""
            },
            "description": "Just normal 9x9 tournament.",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 353,
                "name": "Four Seasons Tournament Series",
                "summary": "Серия турниров \"Четыре Сезона\"",
                "require_invitation": true,
                "is_public": false,
                "admin_only_tournaments": false,
                "hide_details": true,
                "member_count": 623,
                "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2016-06-09T09:00:00Z",
            "players_start": 5,
            "first_pairing_method": "strength",
            "subsequent_pairing_method": "strength",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "group",
            "started": "2016-06-09T09:00:01.069518Z",
            "ended": "2017-01-31T10:26:37.524081Z",
            "start_waiting": "2016-06-09T09:00:00.806693Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-15.png",
            "player_count": 18,
            "ranked": true
        },
        {
            "id": 44867,
            "name": "Correspondence 9x9 RoundRobin 2019-01-22 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": 5,
                "name": "Correspondence 9x9 RoundRobin",
                "rrule": "DTSTART:20260806T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:56:18.340749Z",
                "last_run": "2026-08-06T19:00:17.527295Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 9,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "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": "2026-08-09T19:00:00Z",
                "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": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2019-01-22T19:00:07.050784Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2019-01-22T19:00:37.562108Z",
            "ended": "2019-02-22T13:41:57.102499Z",
            "start_waiting": "2019-01-22T19:00:35.634965Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 84969,
            "name": "Please participate",
            "director": {
                "id": 944730,
                "username": "renyxal",
                "country": "aq",
                "icon": "https://user-uploads.online-go.com/5d65fc65c35ccb0a90de5b917acc222b-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1236.0789507882284,
                        "deviation": 70.79495029264285,
                        "volatility": 0.05999925995064556
                    }
                },
                "ranking": 19.8233739242647,
                "professional": false,
                "ui_class": ""
            },
            "description": "try your best :D",
            "schedule": null,
            "title": null,
            "tournament_type": "mcmahon",
            "handicap": 0,
            "rules": "chinese",
            "time_per_move": 89280,
            "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": 9028,
                "name": "chess group",
                "summary": "play chess together",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 16,
                "icon": "https://user-uploads.online-go.com/ffe6534e1f5f8497eb04f8cdf31236e2-64.png"
            },
            "auto_start_on_max": false,
            "time_start": "2022-01-21T12:30:00Z",
            "players_start": 2,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-01-21T12:30:31.469394Z",
            "ended": "2023-04-30T06:22:41.380656Z",
            "start_waiting": "2022-01-21T12:30:31.275831Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/ffe6534e1f5f8497eb04f8cdf31236e2-15.png",
            "player_count": 12,
            "ranked": true
        },
        {
            "id": 18565,
            "name": "Correspondence 9x9 RoundRobin 2016-06-27 01:00",
            "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": 5,
                "name": "Correspondence 9x9 RoundRobin",
                "rrule": "DTSTART:20260806T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3",
                "active": true,
                "created": "2015-02-20T05:56:18.340749Z",
                "last_run": "2026-08-06T19:00:17.527295Z",
                "lead_time_seconds": 86400,
                "tournament_type": "roundrobin",
                "handicap": 0,
                "rules": "japanese",
                "size": 9,
                "time_control_parameters": {
                    "time_control": "fischer",
                    "initial_time": 259200,
                    "pause_on_weekends": true,
                    "max_time": 259200,
                    "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": "2026-08-09T19:00:00Z",
                "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,
                "max_time": 259200,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": null,
            "auto_start_on_max": false,
            "time_start": "2016-06-27T01:00:28.086548Z",
            "players_start": 4,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 0,
            "max_ranking": 36,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2016-06-27T01:00:48.183104Z",
            "ended": "2016-08-14T16:37:08.867036Z",
            "start_waiting": "2016-06-27T01:00:47.227105Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png",
            "player_count": 10,
            "ranked": true
        },
        {
            "id": 5024,
            "name": "Takeda Ryu (9) 19x19 for 7-14 Kyu",
            "director": {
                "id": 2183,
                "username": "udhar_nabresh",
                "country": "ro",
                "icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1381.5259159653442,
                        "deviation": 61.617371441032766,
                        "volatility": 0.0592940126404288
                    }
                },
                "ranking": 22.398681586612497,
                "professional": false,
                "ui_class": ""
            },
            "description": "19x19 board,single round robin, 7-14 kyu",
            "schedule": null,
            "title": null,
            "tournament_type": "roundrobin",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "time_control": "fischer",
                "initial_time": 259200,
                "max_time": 604800,
                "time_increment": 86400
            },
            "is_open": true,
            "exclude_provisional": true,
            "group": {
                "id": 78,
                "name": "OGS Mini Tournaments",
                "summary": "The home for all of the old OGS mini tournaments",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 387,
                "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
            },
            "auto_start_on_max": true,
            "time_start": "2015-02-17T23:00:55Z",
            "players_start": 2,
            "first_pairing_method": "slaughter",
            "subsequent_pairing_method": "slaughter",
            "min_ranking": 16,
            "max_ranking": 23,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2015-02-15T08:47:08.402625Z",
            "ended": "2015-06-08T06:48:02.823803Z",
            "start_waiting": "2015-02-15T08:47:07.609391Z",
            "board_size": 19,
            "active_round": null,
            "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
            "player_count": 9,
            "ranked": true
        },
        {
            "id": 94408,
            "name": "9x9 Open D.E. Cup #40",
            "director": {
                "id": 1015644,
                "username": "wiadp1",
                "country": "pl",
                "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png",
                "ratings": {
                    "version": 5,
                    "overall": {
                        "rating": 1394.263341880927,
                        "deviation": 70.637299524706,
                        "volatility": 0.06026555895758933
                    }
                },
                "ranking": 22.61114258581232,
                "professional": false,
                "ui_class": ""
            },
            "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842",
            "schedule": null,
            "title": null,
            "tournament_type": "double_elimination",
            "handicap": 0,
            "rules": "japanese",
            "time_per_move": 89280,
            "time_control_parameters": {
                "system": "fischer",
                "time_control": "fischer",
                "speed": "correspondence",
                "pause_on_weekends": false,
                "time_increment": 86400,
                "initial_time": 259200,
                "max_time": 604800
            },
            "is_open": true,
            "exclude_provisional": false,
            "group": {
                "id": 3524,
                "name": "9x9 Lovers",
                "summary": "A group for Go players who love the 9x9 board.",
                "require_invitation": false,
                "is_public": true,
                "admin_only_tournaments": false,
                "hide_details": false,
                "member_count": 713,
                "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"
            },
            "auto_start_on_max": true,
            "time_start": "2022-09-18T20:00:00Z",
            "players_start": 8,
            "first_pairing_method": "random",
            "subsequent_pairing_method": "random",
            "min_ranking": 5,
            "max_ranking": 38,
            "analysis_enabled": true,
            "exclusivity": "open",
            "started": "2022-09-16T01:55:45.410150Z",
            "ended": "2023-02-27T04:55:14.577134Z",
            "start_waiting": "2022-09-16T01:55:45.270318Z",
            "board_size": 9,
            "active_round": null,
            "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png",
            "player_count": 8,
            "ranked": true
        }
    ]
}