Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-player_count&page=3155
{ "count": 59737, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=3156", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-player_count&page=3154", "results": [ { "id": 35652, "name": "Blitz 19x19 Elimination Tournament 2018-03-22 09:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260524T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-24T01:00:16.328345Z", 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"DTSTART:20260523T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-05-23T23:00:16.328367Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-05-24T03:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-08-02T15:30:19.193321Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-08-02T15:30:22.043719Z", "ended": "2018-08-02T16:20:49.658011Z", "start_waiting": "2018-08-02T15:30:21.440131Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 31968, "name": "Первый Спутник Турнир", "director": { "id": 163488, "username": "AlexanderLyabah", "country": "ua", "icon": "https://user-uploads.online-go.com/196c37972832acb557fb9b38b18d41f7-64.png", "ratings": { "version": 5, "overall": { "rating": 1221.4742243400144, "deviation": 68.8865757210094, "volatility": 0.05996641818037213 } }, "ranking": 19.54821943241022, "professional": false, "ui_class": "" }, "description": "можно книжки,\nнельзя ИИ,\nАйФоны не разыгрываются.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 1943, "name": "Супутник - київський клуб ґо / Suputnyk Kyiv Go Club", "summary": "Навчання та спілкування!\nВідкриті для дітей та дорослих. Всі, хто цікавиться ґо - приходьте.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 29, "icon": "https://user-uploads.online-go.com/514d71d1d9a7e4b4f8a69963d64cad53-64.png" }, "auto_start_on_max": false, "time_start": "2017-11-20T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2017-11-20T12:00:22.176074Z", "ended": "2018-03-17T15:03:00.087336Z", "start_waiting": "2017-11-20T12:00:21.911718Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/514d71d1d9a7e4b4f8a69963d64cad53-15.png", "player_count": 6, "ranked": true }, { "id": 40457, "name": "Live 9x9 Double Elimination Tournament 2018-08-31 10:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-05-24T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-08-31T10:30:26.792373Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-08-31T10:30:29.166390Z", "ended": "2018-08-31T11:01:11.710818Z", "start_waiting": "2018-08-31T10:30:28.696235Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", 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