Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=955
{ "count": 60425, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=956", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=954", "results": [ { "id": 12502, "name": "Live 9x9 Double Elimination Tournament 2015-11-17 02:30", "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:20260729T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-07-29T22:00:22.674121Z", 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"https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-15.png", "player_count": 8, "ranked": true }, { "id": 141800, "name": "Live 9x9 Double Elimination Tournament 2026-07-02 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 Site-wide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260729T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-07-29T22:00:22.674121Z", "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": "2026-07-30T02:00:00Z", "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": "2026-07-02T14:30:17.632293Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-07-02T14:30:17.718914Z", "ended": "2026-07-02T14:48:12.380243Z", "start_waiting": "2026-07-02T14:30:17.640971Z", "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": 141793, "name": "ซ้อมครั้งที่ 2", "director": { "id": 912066, "username": "cp01", "country": "un", "icon": "https://user-uploads.online-go.com/de68cddd8756dc15dabf0412cd45dfe9-64.png", "ratings": { "version": 5, "overall": { "rating": 1001.1672378206429, "deviation": 103.48234833131526, "volatility": 0.06006754668581715 } }, "ranking": 14.943870726958513, "professional": false, "ui_class": "" }, "description": "122344567888", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 21, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 16517, "name": "พีไอเอ็ม", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 15, "icon": "https://user-uploads.online-go.com/60f43becbaa9f0795798f4cb222bd180-64.png" }, "auto_start_on_max": true, "time_start": "2026-07-02T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2026-07-02T08:18:13.589199Z", "ended": "2026-07-02T08:39:36.015824Z", "start_waiting": "2026-07-02T08:18:13.508817Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/60f43becbaa9f0795798f4cb222bd180-15.png", "player_count": 8, "ranked": false }, { "id": 137229, "name": "Correspondence 9x9 Tournament", "director": { "id": 1958787, "username": "Braintured Boomerang", "country": "sg", "icon": "https://user-uploads.online-go.com/dbf5385eaf8ebc397d0cfe87a678f592-64.png", "ratings": { "version": 5, "overall": { "rating": 920.5334492879327, "deviation": 250, "volatility": 0.06 } }, "ranking": 13.000000000000002, "professional": false, "ui_class": "provisional" }, "description": "Greetings all, this is a 9x9 tournament. Anyone can join this tournament! If you already know the details, you can skip the next paragraph.\n\nStart time: 1st of March, 2026, 6PM. Time per Move: 28 days. No pausing on weekends. The tournament type is Single Elimination, the Initial Pairing Method is Random, and so is the Subsequent Pairing Method. Rules: Japanese, no handicap. Provisional players are allowed. No excluding people! 😜\n\nPlease feel free to join this tournament and invite others too! (I actually want at least 5 people. Invite everyone now!)\n\nThanks for reading this (and maybe joining it)!\n\nBrainture,\nBoomerangos", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 2419200, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 16174, "name": "Boomerangos Refuge Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-03-01T10:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-03-01T10:00:40.766598Z", "ended": null, "start_waiting": "2026-03-01T10:00:40.591090Z", "board_size": 9, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 141813, "name": "Live 9x9 Double Elimination Tournament 2026-07-02 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": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Site-wide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260729T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-07-29T22:00:22.674121Z", "lead_time_seconds": 1800, "tournament_type": 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0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-07-02T22:31:17.729668Z", "ended": "2026-07-02T22:45:00.314733Z", "start_waiting": "2026-07-02T22:31:17.684909Z", "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": 74, "name": "dragonx71293's mini-tournament", "director": { "id": 2342, "username": "dragonx71293", "country": "un", "icon": "https://secure.gravatar.com/avatar/f09643075d114917dd0ad81f2381ea99?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 259200, "time_control_parameters": { "time_control": "simple", "per_move": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 385, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2006-03-19T20:36:00Z", "ended": "2006-05-14T10:23:00Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 141817, "name": "Live 9x9 Double Elimination Tournament 2026-07-03 02:30", "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": "2026-07-30T02:00:00Z", "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": "2026-07-03T02:30:17.719181Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-07-03T02:31:17.804370Z", "ended": "2026-07-03T02:55:40.993895Z", "start_waiting": "2026-07-03T02:31:17.711419Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", 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"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": "2026-07-30T02:00:00Z", "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": "2015-11-22T06:30:40.552653Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-11-22T06:31:42.194387Z", "ended": 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"subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-11-17T14:30:41.497158Z", "ended": "2015-11-17T15:08:25.996260Z", "start_waiting": "2015-11-17T14:30:41.355058Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true } ] }
