Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=time_start&page=4047
{ "count": 59076, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=time_start&page=4048", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=time_start&page=4046", "results": [ { "id": 100544, "name": "客家幫內鬥", "director": { "id": 1306722, "username": "同學阿誌", "country": "un", "icon": "https://secure.gravatar.com/avatar/627cbf35c88c28a2c353e09c038a5ae0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "加油 客家幫成員內鬥", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": 12923, "name": 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"2026-01-17T14:00:00Z", "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": "2023-02-27T06:30:40.396163Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-02-27T06:30:41.808970Z", "ended": "2023-02-27T06:54:45.960836Z", "start_waiting": "2023-02-27T06:30:41.686235Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 100566, "name": "Live 9x9 Double Elimination Tournament 2023-02-27 14:30", "director": { "id": 4, "username": "matburt", "country": 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"start_waiting": "2023-02-27T17:30:12.274544Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 5, "ranked": true }, { "id": 100571, "name": "Live 9x9 Double Elimination Tournament 2023-02-27 18:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260117T100000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-01-17T10:00:33.089039Z", "lead_time_seconds": 1800, 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"slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-02-27T18:30:15.360297Z", "ended": "2023-02-27T19:14:26.224662Z", "start_waiting": "2023-02-27T18:30:15.147719Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 8, "ranked": true }, { "id": 100531, "name": "Correspondence 9x9 RoundRobin 2023-02-27 19:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": 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true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-02-27T19:00:23.028481Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2023-02-27T19:01:17.229405Z", "ended": "2023-05-02T05:38:11.890012Z", "start_waiting": "2023-02-27T19:01:16.625750Z", "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": 100573, "name": "Blitz 13x13 Swiss Tournament 2023-02-27 19:30", "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": 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Just for fun", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 129600, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 129600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 11838, "name": "蕭兔孽徒團 (Xiao Tu Legion)", "summary": "本群是黑嘉嘉成人班學員們在OGS開的社團,歡迎其他人加入社團一起交流。\nWe are students from Hei Jiajia Online Course in Taiwan, We are also welcome player around the world.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 322, "icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-64.png" }, "auto_start_on_max": false, "time_start": "2023-02-27T22:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-02-27T22:00:25.823699Z", "ended": "2024-09-02T23:11:19.141689Z", "start_waiting": "2023-02-27T22:00:24.062074Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-15.png", "player_count": 26, "ranked": true }, { "id": 100341, "name": "9x9 Round Robin.", "director": { "id": 126739, "username": "🐬Sofiam🐬", "country": "_Olimpic_Movement", "icon": "https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png", "ratings": { "version": 5, "overall": { "rating": 1012.0554496406809, "deviation": 84.91308607572303, "volatility": 0.076882078105041 } }, "ranking": 15.194279748149173, "professional": false, "ui_class": "" }, "description": "Everyone is welcome. It is capped at 10 players. An identical tournament that starts after one week or at 10 players will be created as soon as this tournament starts.\n\nPauses are not allowed.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 45143, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 36000, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6630, "name": "Go friends 🐬", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 360, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png" }, "auto_start_on_max": true, "time_start": "2023-02-28T00:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-02-28T00:00:29.214776Z", "ended": "2023-03-21T15:10:47.826801Z", "start_waiting": "2023-02-28T00:00:28.889027Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png", "player_count": 7, "ranked": true }, { "id": 100584, "name": "Ranked Mode", "director": { "id": 1035316, "username": "KoreaAlphaZero", "country": "kr", "icon": "https://user-uploads.online-go.com/6bca86ee91a1431a7292c1b3aa326d4d-64.png", "ratings": { "version": 5, "overall": { "rating": 2103.1586210706237, "deviation": 77.02247323636563, "volatility": 0.06006780525011338 } }, "ranking": 32.12750833669386, "professional": false, "ui_class": "" }, "description": "Fight", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 3714, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 14400, "period_time": 3600, "periods": 300 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12925, "name": "OGS [Korea]", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/fb5b366e11c08f76835a6454da5ff087-64.png" }, "auto_start_on_max": false, "time_start": "2023-02-28T03:30:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-07-26T12:49:25.834706Z", "ended": "2024-08-01T08:04:03.099274Z", "start_waiting": "2024-07-26T12:49:25.609419Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fb5b366e11c08f76835a6454da5ff087-15.png", "player_count": 5, "ranked": true } ] }