Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-rules&page=5643
{ "count": 59389, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-rules&page=5644", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-rules&page=5642", "results": [ { "id": 924, "name": "9x9 Experiments", "director": { "id": 14585, "username": "KyuT", "country": "gb", "icon": "https://secure.gravatar.com/avatar/c8438748603be8c7c63ec2fa3f64e20c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2390.164863555793, "deviation": 70.71183240994705, "volatility": 0.05996747678619795 } }, "ranking": 35.088903196088005, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "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": 383, "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": 22, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2009-12-11T20:59:42Z", "ended": "2009-12-11T19:59:42Z", "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": 136250, "name": "HAPPY GO #135 Double Elimination", "director": { "id": 1220803, "username": "nobhaete", "country": "cn", "icon": "https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png", "ratings": { "version": 5, "overall": { "rating": 1870.8072779988947, "deviation": 70.96802092536763, "volatility": 0.0598346971726683 } }, "ranking": 29.417331290058765, "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": 70, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2026-01-18T04:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 34, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-18T04:00:26.547871Z", "ended": null, "start_waiting": "2026-01-18T04:00:26.300444Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 16, "ranked": true }, { "id": 130035, "name": "第六届围棋锦标赛（高级、段组）", "director": { "id": 1605251, "username": "FZD2024", "country": "cn", "icon": "https://user-uploads.online-go.com/fcd1512b34c1e6067a040674bb6686aa-64.png", "ratings": { "version": 5, "overall": { "rating": 1730.4378856515395, "deviation": 74.5341444951382, "volatility": 0.05998522547130695 } }, "ranking": 27.611734363109694, "professional": false, "ui_class": "" }, "description": "欢迎加入 https://online-go.com/group/13797 ^_^\n \n 每手棋14天\n 祝你愉快！", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 1209600, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13797, "name": " 无间勤碁术化 Go Advance forward forever", "summary": "欢迎围棋爱好者来到属于您的园地\n\n\n In Your 💖 Go to Universes everywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 496, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png" }, "auto_start_on_max": false, "time_start": "2025-07-08T14:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 23, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-08T11:27:18.244019Z", "ended": "2026-01-09T16:58:05.213873Z", "start_waiting": "2025-07-08T11:27:18.137152Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png", "player_count": 4, "ranked": true }, { "id": 80971, "name": "Rematch", "director": { "id": 920515, "username": "gosenseihk", "country": "un", "icon": "https://secure.gravatar.com/avatar/cdd1c81710571c60e6ca7c93b8674063?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1886.1807822444975, "deviation": 152.79691468189992, "volatility": 0.06000855493777404 } }, "ranking": 29.606790827330673, "professional": false, "ui_class": "" }, "description": "rematch", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 26880, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10208, "name": "DCFWMS-Team-PC", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 14, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-10-05T08:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-10-05T07:22:32.468116Z", "ended": "2021-11-09T07:22:09.299299Z", "start_waiting": "2021-10-05T07:22:32.369449Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 51518, "name": "Reg Cor. 9x9 10player R-Robin. Starts when full. Sep'19rB", "director": { "id": 497519, "username": "Kosh-retired", "country": "_Lord_Howe_Island", "icon": "https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1574.954785564748, "deviation": 61.40997215047312, "volatility": 0.060088015249815864 } }, "ranking": 25.432209892698047, "professional": false, "ui_class": "" }, "description": "---\n- STARTS WHEN FULL & Does NOT pause on the weekend.\n\n- Just one round. Ten players, nine games, Chinese Rules/Scoring.\n\n- If this suits you then, Bonne Partie :)\n\n- Note: Provisional players allowed & welcome.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 432000 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2014, "name": "The Nines 9x9 ", "summary": "9x9 Go!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 373, "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png" }, "auto_start_on_max": true, "time_start": "2019-09-09T12:59:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-09-10T05:48:35.411982Z", "ended": "2019-10-09T12:43:09.223808Z", "start_waiting": "2019-09-10T05:48:29.726573Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png", "player_count": 10, "ranked": true }, { "id": 35930, "name": "03/31/2018", "director": { "id": 21742, "username": "დათო", "country": "ge", "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png", "ratings": { "version": 5, "overall": { "rating": 2188.217274395995, "deviation": 97.40479902700517, "volatility": 0.06013689069472163 } }, "ranking": 33.04533320130458, "professional": false, "ui_class": "" }, "description": "03/31/2018", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 41, "time_control_parameters": { "period_time": 40, "main_time": 120, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 5, "speed": "live" }, "is_open": true, "exclude_provisional": false, "group": { "id": 692, "name": "Georgia - საქართველოს გოს ფედერაცია", "summary": "საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 265, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png" }, "auto_start_on_max": false, "time_start": "2018-03-31T18:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2018-03-31T18:01:37.949605Z", "ended": "2018-03-31T18:36:14.532700Z", "start_waiting": "2018-03-31T18:01:37.383380Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 4, "ranked": true }, { "id": 76184, "name": "Vs Darryl", "director": { "id": 776700, "username": "Pang Kai Yong Darryl", "country": "sg", "icon": "https://secure.gravatar.com/avatar/3a31431602c52009ba5c0e478bdb9277?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1007.6367844817655, "deviation": 75.40703573340481, "volatility": 0.05994581570529703 } }, "ranking": 15.092984847960091, "professional": false, "ui_class": "" }, "description": "friendly match", "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": 8971, "name": "SP Weiqi 2021/2022", "summary": "Singapore Polytechnic \nSPMS Weiqi CCA 2021/2022", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 33, "icon": "https://user-uploads.online-go.com/9b6a27eeb1366bb478851d67bab56eeb-64.png" }, "auto_start_on_max": true, "time_start": "2021-06-11T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-06-11T11:01:36.252578Z", "ended": "2021-06-14T12:16:12.472792Z", "start_waiting": "2021-06-11T11:01:36.198515Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9b6a27eeb1366bb478851d67bab56eeb-15.png", "player_count": 2, "ranked": true }, { "id": 2007, "name": "æâ°âã¡ã¾ãÂâãââ¡Ã£Ââ ", "director": { "id": 870, "username": "opex", "country": "ru", "icon": "https://user-uploads.online-go.com/e059138473f928fc41580483a7c2736a-64.png", "ratings": { "version": 5, "overall": { "rating": 1401.506145003007, "deviation": 63.91043603773482, "volatility": 0.05978007916330174 } }, "ranking": 22.731089003544017, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": { "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": 383, "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": 21, "analysis_enabled": false, "exclusivity": "open", "started": "2013-01-25T17:07:52Z", "ended": "2013-01-25T16:07:52Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 909, "name": "MarkvanRooijen's mini-tournament", "director": { "id": 22898, "username": "MarkvanRooijen", "country": "un", "icon": "https://secure.gravatar.com/avatar/954f4ffde0ef05d2c13633f2b7446e94?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.9810479358775, "deviation": 65.19496803666851, "volatility": 0.06013973895641979 } }, "ranking": 17.6637211941085, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "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": 383, "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": "2009-08-14T20:49:16Z", "ended": "2009-08-14T18:49:16Z", "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": 87343, "name": "Mingren Nines 2019 Title Match - Board 2", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2004.4188438214221, "deviation": 67.71437067217448, "volatility": 0.06015576961047741 } }, "ranking": 31.014313855840236, "professional": false, "ui_class": "supporter" }, "description": "<!-- \nMingren Nines 2019 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:deepskyblue\" href='https://online-go.com/user/view/40318/'>gamesorry [Nines Mingren] x1</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>13th</td>\n\t<td style=\"color:deepskyblue\">Mingren</td>\n\t<td>Nines</td>\n\t<td>2019</td>\n\t<td><a style=\"color:deepskyblue\" href='https://online-go.com/player/40318/'>gamesorry [Nines Mingren]</a></td>\n\t<td><a href='https://online-go.com/player/586872/%E6%89%BE%E5%80%9F%E5%8F%A3%E5%AE%89%E9%9D%99'>找借口安静 [1d]</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/game/view/42471024'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87343'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87263'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87264'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/87265'>Board 5</a></td>\n</tr>\n</table>\n\n\nTitle Tournament: <a href='https://online-go.com/tournament/53957'>Mingren Nines Title Tournament 2019</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 93120, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 604800, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 515, "name": "OGS Title Tournaments", "summary": "Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 2971, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2022-03-31T08:43:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2022-03-31T08:43:05.501026Z", "ended": "2022-05-09T07:59:54.921831Z", "start_waiting": "2022-03-31T08:43:05.440395Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true } ] }
