Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=110
{ "count": 59442, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=111", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=109", "results": [ { "id": 82721, "name": "Muhammad vs. Yanjing rematch", "director": { "id": 1051055, "username": "Gamemaster Omar", "country": "my", "icon": "https://secure.gravatar.com/avatar/6d0d3825b329b214c542039ecf465d7b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1319.0583279381294, "deviation": 167.0686942338122, "volatility": 0.06000164251231347 } }, "ranking": 21.32751880763243, "professional": false, "ui_class": "provisional" }, "description": "Destiny arrives, fates battle.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 3, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "blitz", "pause_on_weekends": false, "total_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10515, "name": "JCCU Go Tournament Group A", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://user-uploads.online-go.com/01739d4525787e1eb43dbce942547ce3-64.png" }, "auto_start_on_max": false, "time_start": "2021-11-20T13:01:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-11-20T13:01:12.908215Z", "ended": "2021-11-20T13:07:54.221345Z", "start_waiting": "2021-11-20T13:01:12.850864Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/01739d4525787e1eb43dbce942547ce3-15.png", "player_count": 2, "ranked": true }, { "id": 130743, "name": "9*9 #19 sign up page", "director": { "id": 1381238, "username": "BuzzerBeater", "country": "030", "icon": "https://user-uploads.online-go.com/d34952ca0e76fd14a163c154f3b31475-64.png", "ratings": { "version": 5, "overall": { "rating": 1808.254091969997, "deviation": 74.61480466255651, "volatility": 0.060956078496077516 } }, "ranking": 28.630040360752936, "professional": false, "ui_class": "" }, "description": "Sign up page <br />\nRank 1 to 10: Group A <br />\nRank 11 to 20: Group B <br />\nRank 21 to 30: Group C <br />\nRank 31 to 62: Group D <br />\nFinals Qualifying:<br />\n Top 3 in Group A<br />\n Top 2 in Group B<br />\n Top 1 in Group C<br />\n Top 1 in Group D<br />\n Top 2 in the previous round", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 85333, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13682, "name": "9*9棋賽群", "summary": "A space for 9*9 tournaments!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 27, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-12-31T16:00:00Z", "players_start": 42, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-11T14:32:03.969061Z", "ended": "2026-03-30T15:23:29.107984Z", "start_waiting": "2025-09-11T14:32:03.319935Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 32, "ranked": true }, { "id": 18900, "name": "Live 9x9 Double Elimination Tournament 2016-07-10 18:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 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"maximum_players": 100 }, "next_run": "2026-04-23T10:00:00Z", "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": "2016-07-10T18:30:19.051474Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-07-10T18:30:20.574084Z", "ended": "2016-07-10T19:27:32.391056Z", "start_waiting": "2016-07-10T18:30:20.441346Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 16927, "name": "Live 9x9 Double Elimination Tournament 2016-04-26 14:30", "director": { "id": 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"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 18, "ranked": true }, { "id": 55661, "name": "Live 9x9 Double Elimination Tournament 2020-01-14 14:31", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260423T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-04-23T06:00:39.035427Z", "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", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-04-23T10:00:00Z", "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": "2020-01-14T14:31:00.070061Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2020-01-14T14:31:02.239350Z", "ended": "2020-01-14T15:01:24.426397Z", "start_waiting": "2020-01-14T14:31:01.378387Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 17113, "name": "Live 9x9 Double Elimination Tournament 2016-05-03 14:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260423T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-04-23T06:00:39.035427Z", "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", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-04-23T10:00:00Z", "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": "2016-05-03T14:30:42.856779Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-05-03T14:30:44.418815Z", "ended": "2016-05-03T15:15:44.158199Z", "start_waiting": "2016-05-03T14:30:44.303163Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 131655, "name": "9x9 Mini League 10k-25k #322", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1342.0294682275521, "deviation": 67.12449415853307, "volatility": 0.06020075398567622 } }, "ranking": 21.7272013041845, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. 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"analysis_enabled": true, "exclusivity": "open", "started": "2025-08-27T15:02:38.752556Z", "ended": "2025-10-04T18:32:11.977954Z", "start_waiting": "2025-08-27T15:02:38.543486Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 132396, "name": "Live 9x9 Double Elimination Tournament 2025-09-14 10:30", "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 Site-wide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": 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"exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2025-09-14T10:30:34.208885Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-09-14T10:31:34.351130Z", "ended": "2025-09-14T11:34:07.572703Z", "start_waiting": "2025-09-14T10:31:34.209613Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 11, "ranked": true }, { "id": 10009, "name": "Live 9x9 Double Elimination Tournament 2015-08-16 22:30", "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": 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"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": "2015-08-16T22:30:46.064992Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-08-16T22:30:48.077855Z", "ended": "2015-08-16T22:53:55.785817Z", "start_waiting": "2015-08-16T22:30:47.961623Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true }, { "id": 132371, "name": "Live 9x9 Double Elimination Tournament 2025-09-13 14:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { 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"group_size": "3", "maximum_players": 100 }, "next_run": "2026-04-23T10:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "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": "2025-09-13T14:30:34.056432Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2025-09-13T14:31:34.138162Z", "ended": "2025-09-13T15:11:10.644254Z", "start_waiting": "2025-09-13T14:31:34.051362Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 7, "ranked": true } ] }
