Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-players_start&page=1596
{ "count": 59737, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=1597", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=1595", "results": [ { "id": 75519, "name": "5th Beginners 9x9 Championship Group A", "director": { "id": 750750, "username": "begingo1000", "country": "ez", "icon": "https://secure.gravatar.com/avatar/d705f1ba732fe17b3a05d20723059c83?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1317.1885810619165, "deviation": 64.49012040956917, "volatility": 0.06003208049018038 } }, "ranking": 21.294680724602816, "professional": false, "ui_class": "" }, "description": "Welcome to the 5th Beginners 9x9 Championship! This time the championship format is again modified and includes two different group according to the players' rank. Thus, in Group A, players ranked between 8-15 kyu are taking part while in Group B, players ranked between 16-25 kyu are taking part. I hope that you enjoy the tournament!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "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": true, "group": { "id": 4957, "name": "Beginners 9x9", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 32, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-05-31T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 22, "analysis_enabled": true, "exclusivity": "open", "started": "2021-05-31T12:00:02.766791Z", "ended": "2021-07-09T18:55:29.148842Z", 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"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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260523T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-05-23T18:00:16.303968Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", 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"player_count": 11, "ranked": true }, { "id": 72093, "name": "Double Elimination Correspondence", "director": { "id": 948618, "username": "Cytotoxic", "country": "001", "icon": "https://secure.gravatar.com/avatar/93b831c6ff5897a3ddf5c94f8186165f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 941.3854831062848, "deviation": 69.58805356584392, "volatility": 0.05998000692685948 } }, "ranking": 13.518545418402388, "professional": false, "ui_class": "" }, "description": "A simple correspondence tourney", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "aga", "time_per_move": 6720, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. 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"next_run": "2026-05-23T22:00:00Z", "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": "2021-02-27T02:30:33.244257Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-02-27T02:30:34.128155Z", "ended": "2021-02-27T02:58:26.268289Z", "start_waiting": "2021-02-27T02:30:33.811470Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true }, { "id": 72110, "name": "Live 9x9 Double Elimination Tournament 2021-03-02 10:30", "director": { "id": 4, "username": "matburt", 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"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": "2021-02-28T19:00:19.547057Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-02-28T19:01:26.731119Z", "ended": "2021-04-10T08:34:36.263194Z", "start_waiting": "2021-02-28T19:01:25.448244Z", "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 } ] }
