Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=4610
{ "count": 59275, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=4611", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=4609", "results": [ { "id": 58331, "name": "Monthly Simultaneous McMahon 2020-04-16 17:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 10, "name": "Monthly Simultaneous McMahon", "rrule": "DTSTART:20260401T170000Z\nRRULE:FREQ=MONTHLY", "active": true, "created": "2015-12-16T02:47:16.592231Z", "last_run": "2026-04-01T17:00:13.813136Z", "lead_time_seconds": 1296000, 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null, "auto_start_on_max": false, "time_start": "2021-02-04T08:30:10.020385Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-02-04T08:30:11.357378Z", "ended": "2021-02-04T12:03:12.062282Z", "start_waiting": "2021-02-04T08:30:11.142058Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 71056, "name": "2月6日 上午C班", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "2月6日 上午C班", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 20, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 480, "period_time": 15, "periods": 2 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7531, "name": "傳碁 C班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2021-02-06T04:00:00Z", "players_start": 5, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-02-06T03:47:43.926785Z", "ended": "2021-02-06T04:23:54.605677Z", "start_waiting": "2021-02-06T03:47:43.824624Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 71680, "name": "Blitz 19x19 Elimination Tournament 2021-02-20 17:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260408T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-08T21:00:04.603619Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "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": "2026-04-09T01:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-02-20T17:30:59.377975Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2021-02-20T17:31:00.888083Z", "ended": "2021-02-20T18:10:34.686768Z", "start_waiting": "2021-02-20T17:31:00.696867Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 67193, "name": "119 台灣人 聯誼練習賽", "director": { "id": 791718, "username": "StormPoseidon", "country": "us", "icon": "https://user-uploads.online-go.com/df5a7920cdb117a8fd186c7c7bfde50e-64.png", "ratings": { "version": 5, "overall": { "rating": 1046.5850944067274, "deviation": 65.61878471685739, "volatility": 0.06000172280530008 } }, "ranking": 15.970943992879702, "professional": false, "ui_class": "" }, "description": "Hi, Just want to test this feature and welcome to play here!\n\n歡迎加入練習賽! 希望藉此 增加台灣社員的聯誼 與棋力 \n\n請高段者 利用此下指導棋\n\n歡迎 邊下 邊喝茶 邊聊天 (請尊重他人的不同意見與立場)", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "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": true, "group": { "id": 1144, "name": "Taiwanese", "summary": "Mostly Taiwanese!\n\nlet us know if you want to be admin. Please take great care, thank you!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 179, "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-64.png" }, "auto_start_on_max": true, "time_start": "2020-11-10T04:09:00Z", "players_start": 6, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-11-10T04:09:49.262136Z", "ended": "2021-08-21T18:53:44.239125Z", "start_waiting": "2020-11-10T04:09:48.989933Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-15.png", "player_count": 7, "ranked": true }, { "id": 71809, "name": "Blitz 19x19 Elimination Tournament 2021-02-23 17:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260408T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-04-08T21:00:04.603619Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": 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"active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 6, "ranked": true }, { "id": 65830, "name": "First Open Applepickers Tournament 5-15k", "director": { "id": 812797, "username": "ShadowSpace", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/25cede325bc044d67654ad52c1505cb9-64.png", "ratings": { "version": 5, "overall": { "rating": 1310.9590335027797, "deviation": 62.83929022254828, "volatility": 0.05985554609400561 } }, "ranking": 21.184934761111062, "professional": false, "ui_class": "" }, "description": "First Open Applepickers Tournament 5-15k\n5 Rounds, auto Handicap.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 86400, "max_time": 604800 }, "is_open": 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72460, "name": "Enjoy Tournament", "director": { "id": 895939, "username": "deleted-0f05b810-64ef-45e0-b5e9-674280e5329a", "country": "jp", "icon": "https://secure.gravatar.com/avatar/03d04459d07cb29db75ec8427a119b2a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1760.6998485939982, "deviation": 75.39797891072622, "volatility": 0.06005702763782733 } }, "ranking": 28.013083174070527, "professional": false, "ui_class": "" }, "description": "どなたでも大歓迎！Let's enjoy！", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "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": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 836, "name": "愛碁会(gokichi-kai)", "summary": "碁は楽しむことが一番（≧∇≦）", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 36, "icon": "https://user-uploads.online-go.com/954e9e2aaf36bd6aacb314a67bc421bd-64.png" }, "auto_start_on_max": true, "time_start": "2021-03-31T08:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-03-31T08:00:01.359102Z", "ended": "2022-08-24T14:25:05.402389Z", "start_waiting": "2021-03-31T08:00:00.700122Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/954e9e2aaf36bd6aacb314a67bc421bd-15.png", "player_count": 30, "ranked": true } ] }
