Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-rules&page=5729
{ "count": 60019, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-rules&page=5730", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-rules&page=5728", "results": [ { "id": 2443, "name": "Mingren Handicap Title Tournament 2011", "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": "Mingren Handicap Title Tournament 2011", "schedule": null, "title": { "id": 12, "name": "Mingren Handicap Title Tournament", "holder": { "id": 43586, "username": "zebra", "country": "un", "icon": "https://secure.gravatar.com/avatar/8ee5f8ab4e25f9e9779bbf118d6e47c0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2049.406764235013, "deviation": 64.63441086989961, "volatility": 0.06006281525756723 } }, "ranking": 31.528155947966628, "professional": false, "ui_class": "" }, "rules": "chinese", "tournament_type": "s_elimination" }, "tournament_type": "s_elimination", "handicap": -1, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": null, "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": "2011-07-01T21:00:02Z", "ended": "2011-07-01T21:00:02Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/mingren_19.png", "player_count": 0, "ranked": true }, { "id": 130193, "name": "HAPPY GO #111 Double Elimination", "director": { "id": 1220803, "username": "nobhaete", "country": "cn", "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png", "ratings": { "version": 5, "overall": { "rating": 2054.1002399397503, "deviation": 70.15551552374649, "volatility": 0.05979157549607755 } }, "ranking": 31.58111260666615, "professional": false, "ui_class": "" }, "description": "Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 43884, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 86400, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12619, "name": "Happy Go!!!", "summary": "Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday\n\nHAPPY", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 74, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2025-07-13T04:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 34, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-13T04:01:01.400871Z", "ended": "2025-10-13T00:39:00.976063Z", "start_waiting": "2025-07-13T04:01:01.286535Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 10, "ranked": true }, { "id": 2409, "name": "Mingren Main Title Tournament 2009", "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": "Mingren Main Title Tournament 2009", "schedule": null, "title": { "id": 10, "name": "Mingren Main Title Tournament", "holder": { "id": 48681, "username": "gogop2016", "country": "un", "icon": "https://secure.gravatar.com/avatar/35495de00a8e17adf5d8a9a9d241565d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2035.1561101134394, "deviation": 64.11226294350045, "volatility": 0.05987887663756385 } }, "ranking": 31.366618965112558, "professional": false, "ui_class": "" }, "rules": "chinese", "tournament_type": "s_elimination" }, "tournament_type": "s_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": null, "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": "2009-08-01T21:00:22Z", "ended": "2009-08-01T21:00:22Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/mingren_19.png", "player_count": 0, "ranked": true }, { "id": 19949, "name": "统计机器学习", "director": { "id": 354293, "username": "L_jh", "country": "un", "icon": "https://secure.gravatar.com/avatar/b807d868d4d60fb3da764c8150da36a1?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1327.3788448753423, "deviation": 141.0167102610258, "volatility": 0.0600002040936162 } }, "ranking": 21.473088559873613, "professional": false, "ui_class": "" }, "description": "统计机器学习", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 0, "time_control_parameters": { "time_control": "none" }, "is_open": true, "exclude_provisional": false, "group": { "id": 1247, "name": "SUSTC-统计机器学习-预赛", "summary": "SUSTC", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 12, "icon": "https://user-uploads.online-go.com/3bf5808a146a72fd6f0f5dc1e50f0491-64.png" }, "auto_start_on_max": true, "time_start": "2016-08-19T03:38:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-08-19T03:36:08.921135Z", "ended": "2016-08-22T03:11:46.725907Z", "start_waiting": "2016-08-19T03:36:02.290430Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/3bf5808a146a72fd6f0f5dc1e50f0491-15.png", "player_count": 10, "ranked": true }, { "id": 54252, "name": "Tournoi de Décembre", "director": { "id": 623375, "username": "tienslebien", "country": "_LGBT", "icon": "https://secure.gravatar.com/avatar/e03e23a96344bfaf199e12c5f09e2ed3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1525.831979799903, "deviation": 66.97200917114952, "volatility": 0.0604677251856316 } }, "ranking": 24.6986618045702, "professional": false, "ui_class": "" }, "description": "Tournoi rapide", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 45120, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 172800, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 73, "name": "France", "summary": "Groupe pour les joueurs de go francophones.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 75, "icon": "https://user-uploads.online-go.com/2c13d548c665fa9677cbece4c018f7b6-64.png" }, "auto_start_on_max": false, "time_start": "2019-12-09T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-12-09T11:00:51.078719Z", "ended": "2020-01-10T12:38:31.725605Z", "start_waiting": "2019-12-09T11:00:49.466239Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/2c13d548c665fa9677cbece4c018f7b6-15.png", "player_count": 4, "ranked": true }, { "id": 97438, "name": "李梓揚 歐陽信", "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": "李梓揚\n歐陽信", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 35, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6399, "name": "傳碁 B班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 53, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-12-03T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-12-03T08:32:19.560774Z", "ended": "2022-12-03T09:03:27.555588Z", "start_waiting": "2022-12-03T08:32:19.498473Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 3420, "name": "Long 19x19 tournament", "director": { "id": 85719, "username": "💖 KoBa 💖", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/e02f22fbecfc7c11575f2263f7fdbc3a-64.png", "ratings": { "version": 5, "overall": { "rating": 1693.247610779153, "deviation": 70.82199604137301, "volatility": 0.06018694705249019 } }, "ranking": 27.10877418761385, "professional": false, "ui_class": " supporter" }, "description": "A tournament for people who like 19x19, but don't have the time to sit around for 2 hours to play a game. The time restrictions will allow for some time off if needed.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 633600, "time_control_parameters": { "time_control": "fischer", "initial_time": 2592000, "max_time": 2592000, "time_increment": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8909, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "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": true, "exclusivity": "open", "started": "2015-01-23T15:17:13.788427Z", "ended": null, "start_waiting": "2015-01-23T15:17:11.998433Z", "board_size": 19, "active_round": 6, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 37, "ranked": true }, { "id": 60559, "name": "Karl vs Wanwen", "director": { "id": 756229, "username": "mrrabbuit", "country": "sg", "icon": "https://user-uploads.online-go.com/95a91e6b595a49e91968bd28f3e90ce4-64.png", "ratings": { "version": 5, "overall": { "rating": 1348.0847977490964, "deviation": 156.13884872211037, "volatility": 0.05999992557636363 } }, "ranking": 21.831420754602473, "professional": false, "ui_class": "" }, "description": "15/5/2020", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 0, "time_control_parameters": { "system": "none", "time_control": "none", "speed": "correspondence", "pause_on_weekends": false }, "is_open": true, "exclude_provisional": false, "group": { "id": 5118, "name": "SP Weiqi 2020/2021", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-64.png" }, "auto_start_on_max": true, "time_start": "2020-05-15T12:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-05-15T11:02:40.578139Z", "ended": "2020-05-19T12:54:03.194454Z", "start_waiting": "2020-05-15T11:02:40.432583Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-15.png", "player_count": 2, "ranked": true }, { "id": 2504, "name": "Tianyuan Nines Title Tournament 2014", "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": "Tianyuan Nines Title Tournament 2014", "schedule": null, "title": { "id": 14, "name": "Tianyuan Nines Title Tournament", "holder": { "id": 64817, "username": "mark5000", "country": "us", "icon": "https://user-uploads.online-go.com/9b5320a244a5d988372d7e6e830a8fbe-64.png", "ratings": { "version": 5, "overall": { "rating": 2354.8567003712315, "deviation": 76.60660977454921, "volatility": 0.060463498422264665 } }, "ranking": 34.74437407082594, "professional": false, "ui_class": "supporter moderator" }, "rules": "chinese", "tournament_type": "s_mcmahon" }, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": null, "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": "2014-10-04T05:20:10.931820Z", "ended": "2015-08-13T13:41:33.311949Z", "start_waiting": "2014-10-04T05:19:48.479940Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/tianyuan_9.png", "player_count": 0, "ranked": true }, { "id": 138728, "name": "🎖️🏅🥉🥈🥇🏆Go Magic May 🏆🎖️🏅🥉🥈🥇", "director": { "id": 1306771, "username": "Xuan Qi", "country": "my", "icon": "https://secure.gravatar.com/avatar/2ce9fd662ca79b98f97b7c838d49dbd4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 678.2698678054736, "deviation": 77.20071541668618, "volatility": 0.06042486848751431 } }, "ranking": 5.9298026162877395, "professional": false, "ui_class": "" }, "description": "大家加油！", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "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": 16308, "name": "💖Go Magic 💖", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-05-09T06:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-03T12:51:03.814570Z", "ended": null, "start_waiting": "2026-04-03T12:51:03.087607Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true } ] }
