Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5168
{ "count": 59039, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5169", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5167", "results": [ { "id": 105891, "name": "Correspondence 9x9 RoundRobin 2023-07-30 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": "DTSTART:20260318T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-03-18T19:00:18.510359Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-03-21T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-07-30T19:00:51.086910Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2023-07-30T19:00:51.569594Z", "ended": "2023-08-03T18:31:47.430143Z", "start_waiting": "2023-07-30T19:00:51.478649Z", "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": 114414, "name": "第二届三圣“天元”杯", "director": { "id": 1470523, "username": "三聖會長", "country": "tw", "icon": "https://user-uploads.online-go.com/96e8d0359f1f15ed8340f0187dc334c2-64.png", "ratings": { "version": 5, "overall": { "rating": 1948.2193146022096, "deviation": 75.88696752096834, "volatility": 0.06000790094500737 } }, "ranking": 30.355965314716055, "professional": false, "ui_class": "" }, "description": "第二届OGS“三圣”杯，这是三圣在OGS的一场正式比赛", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "group": { "id": 13599, "name": "三圣棋友会（风弈社）", "summary": "最大的华人俱乐部\n2016年创立（风弈社核心会）\n风弈社社长：若谷先生\n三圣棋友会创始人：若谷先生\n三圣棋友会会长：若谷先生 三圣风弈副会长：宋俊逸 三圣棋圈副会长：蔡君畅、马晨荣 \n三圣：若谷，马晨荣，罗琬韵\n三圣（风弈）纪委：黄民鹤\n三圣功勋榜：蘑菇、林平之\n三圣棋友会会庆日：4月14日\n风弈社蘑菇纪念日：1月27日", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 627, "icon": "https://user-uploads.online-go.com/2b80115865b939c7251ee006711f9e0d-64.png" }, "auto_start_on_max": true, "time_start": "2024-05-24T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-05-24T02:00:52.379892Z", "ended": "2025-02-20T14:48:41.246365Z", "start_waiting": "2024-05-24T02:00:52.188022Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2b80115865b939c7251ee006711f9e0d-15.png", "player_count": 13, "ranked": true }, { "id": 71331, "name": "tournoi GO rail Hebdo", "director": { "id": 574048, "username": "stefgo_", "country": "fr", "icon": "https://secure.gravatar.com/avatar/a51df43f9885dd337a804d5384fd41cb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1592.9213381217237, "deviation": 61.11793172483249, "volatility": 0.059152197764451825 } }, "ranking": 25.694802326906554, "professional": false, "ui_class": "supporter" }, "description": "tournoi GO rail Hebdo", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 8234, "name": "GO RAIL", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://user-uploads.online-go.com/093f671c5c4959124e5d2b371448cac3-64.png" }, "auto_start_on_max": false, "time_start": "2021-02-12T12:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-02-12T12:00:35.506479Z", "ended": "2021-02-12T12:08:13.647087Z", "start_waiting": "2021-02-12T12:00:35.356381Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/093f671c5c4959124e5d2b371448cac3-15.png", "player_count": 3, "ranked": true }, { "id": 71330, "name": "Test 2", "director": { "id": 928116, "username": "Aya Yacoubi 3VZ", "country": "un", "icon": "https://user-uploads.online-go.com/0cf367f0549e8664b5e10455f9f69957-64.png", "ratings": { "version": 5, "overall": { "rating": 1815.093868740029, "deviation": 226.7696647427505, "volatility": 0.05999839851545938 } }, "ranking": 28.717440755095684, "professional": false, "ui_class": "provisional" }, "description": "Iedereen mag meedoen.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "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": false, "group": { "id": 8158, "name": "Calandlyceum Technasium Go", "summary": "Deze groep is alleen voor Technasium-leerlingen van het Calandlyceum.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://user-uploads.online-go.com/0c592993023eee3d8998f5111944c8da-64.png" }, "auto_start_on_max": false, "time_start": "2021-02-12T11:50:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-02-12T11:50:35.004606Z", "ended": "2021-02-12T12:16:29.649449Z", "start_waiting": "2021-02-12T11:50:34.918089Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/0c592993023eee3d8998f5111944c8da-15.png", "player_count": 4, "ranked": true }, { "id": 132138, "name": "Ode to Spring Tournament 4", "director": { "id": 1436588, "username": "Arrow A6 anti-", "country": "zz", "icon": "https://user-uploads.online-go.com/8670729a0e8d1142fea14d8bd6800517-64.png", "ratings": { "version": 5, "overall": { "rating": 588.6751839572613, "deviation": 80.73457404236709, "volatility": 0.0636275307525229 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n <meta charset=\"UTF-8\">\n <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n<!-- <title>左对齐文本</title> -->\n\n <style>\n .left-align {\n \n \n text-align: left;\n }\n \n p {\n\n margin: 0;\n\n padding: 0;\n }\n\n </style>\n</head>\n<body>\n <div class=\"left-align\">\n <p><H2><I><a Href=\"https://online-go.com/group/13797\"><big><span style=\"color:pink;\">W</big><span style=\"color:yellow;\">e</span><big><big><span style=\"color: white;\">l</span></big></big><span style=\"color: springgreen;\">c</span><span style=\"color:red;\">o</span><span style=\"color:orange;\">m</span><span style=\"color:yellow;\">e</span> <big><big>j</big></big>o<big>i</big>n Us</I><br>\n <a Href=\"https://online-go.com/group/13797\">\n <span style=\"color:gold;\">无间勤碁术化<br><span style=\"color:purple;\">Go Advance forward forever</he></span></p> \n <P><a Href=\"https://online-go.com/group/13797\">\n <IMG src=\"https://b0c2ddc39d13e1c0ddad-93a52a5bc9e7cc06050c1a999beb3694.ssl.cf1.rackcdn.com/9682e94fbb47d2ccab4998f738b6b042-128.png\"></p> \n \n <P><IMG src=\"https://media4.giphy.com/media/11JTxkrmq4bGE0/giphy.gif?cid=6c09b9525bmqpkj81egnar3ji8s1u8ysb75ohcn47y76avgg&ep=v1_internal_gif_by_id&rid=giphy.gif&ct=g\"width=\"160\"height=\"160\" /><IMG src=\"https://media.tenor.com/_Utilxgj8RUAAAAj/peach-goma-peach-and-goma.gif\"width=\"160\"height=\"160\" /></p> \n\n\n<!-- <P><IMG src=\"https://media1.tenor.com/m/LYZ3FOucgP4AAAAd/shinchan-mooning.gif\"width=\"160\"height=\"160\" /></p> -->\n\nWe enjoy playing Go\n\n</div>\n</body>\n</html>\n\n<hr />\n\n\n<!-- https://youtube.com/watch?v=jdzFs0pxUt8 -->\n\n<p>\n<embed src=\"https://www.youtube.com/embed/jdzFs0pxUt8\"width=\"320\" height=\"180\">\n</p>\n\n<!-- https://youtube.com/watch?v=S5n7Jfa7Ryk -->\n\n<p>\n<embed src=\"https://www.youtube.com/embed/HfO6A3AKuF8\"width=\"320\" height=\"180\">\n</p>\n\n<p>\n<embed src=\"https://www.youtube.com/embed/S5n7Jfa7Ryk\"width=\"320\" height=\"180\">\n</p>\n\n\n<!-- <a href=\"https://info.flagcounter.com/C9p2\"><img src=\"https://s11.flagcounter.com/map/C9p2/size_s/txt_008000/border_000000/pageviews_1/viewers_1/flags_1/\" alt=\"Flag Counter\" border=\"0\"></a> -->\n\n\n <H3><a Href=\"https://online-go.com/group/13797\"><span style=\"color: lightgreen;\"><u>春之言蠢也 万物蠢然而生</u>\n</a></h3>", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 88451, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "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": 497, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-64.png" }, "auto_start_on_max": false, "time_start": "2025-09-09T02:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-09T02:00:15.709980Z", "ended": "2025-11-26T15:58:31.306704Z", "start_waiting": "2025-09-09T02:00:15.609072Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png", "player_count": 5, "ranked": true }, { "id": 105166, "name": "袁海鑫 林天湨", "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": "袁海鑫\n林天湨", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 32, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1500, "period_time": 20, "periods": 3 }, "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": "2023-07-08T04:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-07-08T03:43:33.168010Z", "ended": "2023-07-08T04:18:59.204450Z", "start_waiting": "2023-07-08T03:43:33.119485Z", "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": 55182, "name": "november 9", "director": { "id": 467165, "username": "MummRa", "country": "us", "icon": "https://user-uploads.online-go.com/68359dab5164ddcdffa8ad4ca0699079-64.png", "ratings": { "version": 5, "overall": { "rating": 1247.96548084978, "deviation": 64.85752922715939, "volatility": 0.06002061271498367 } }, "ranking": 20.044928150690506, "professional": false, "ui_class": "" }, "description": "another missed tourney makeup", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "aga", "time_per_move": 6720, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 306, "name": "Michigan Go Players", "summary": "For Players from all over Michigan", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2019-12-30T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-01-14T10:30:51.769340Z", "ended": "2020-01-19T20:19:52.453964Z", "start_waiting": "2020-01-14T10:30:51.343018Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 70358, "name": "Correspondence 19x19 RoundRobin 2021-01-21 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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260319T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-03-19T19:00:19.218217Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-03-22T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-01-21T19:00:15.177782Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-01-21T19:00:16.886180Z", "ended": "2021-03-29T12:04:03.212064Z", "start_waiting": "2021-01-21T19:00:15.435735Z", "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": 137659, "name": "78676876878676", "director": { "id": 1970013, "username": "zephyr886", "country": "un", "icon": "https://secure.gravatar.com/avatar/42082ff73169257d454a81bc7be18678?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 920.5334492879327, "deviation": 250, "volatility": 0.06 } }, "ranking": 13.000000000000002, "professional": false, "ui_class": "provisional" }, "description": "42453453", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 41, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "rapid", "pause_on_weekends": false, "main_time": 300, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 16232, "name": "123786373783786", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-02-23T13:39:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2026-02-23T13:39:40.502078Z", "ended": "2026-02-23T13:44:25.503364Z", "start_waiting": "2026-02-23T13:39:40.422573Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": false }, { "id": 102911, "name": "2023.MAY 19X19 RoundRobin 18K～10K", "director": { "id": 1161013, "username": "朵兒普拉斯-doorplus-", "country": "_United_Nations", "icon": "https://user-uploads.online-go.com/7c935550f93ff5eb3f3e93239454342f-64.png", "ratings": { "version": 5, "overall": { "rating": 1151.0937500744108, "deviation": 63.06821920011851, "volatility": 0.05991569077389414 } }, "ranking": 18.174361096243295, "professional": false, "ui_class": "" }, "description": "Attention: Time Setting for the Game\n\nWhen playing the game, please pay close attention to the time setting. The game requires an average of 2-3 moves per day. If you need to take a break, make sure to return promptly and make more than 3 moves per day to keep up with the time. Please do not keep your opponent waiting for tooooooooooooooo loooooooooooooooooooong. \n\n🍭Tips： \n1️⃣Disqualification will occur if a player loses by timeout. \n2️⃣If disqualified by the tournament director, all outstanding games will be forfeited, which will affect the player’s ranking. \n\n🍭The following rules must be obeyed to guarantee a respectful game: \n1️⃣No pauses are allowed. \n2️⃣No vacation mode is permitted. （If a player is on vacation, they and their opponent can still make a move, but time will be suspended. Soooooooooooo, vacation mode is absolutely NOT allowed.） \n3️⃣Any player who is on vacation or has paused the game will be disqualified without further notice or reminder. \n4️⃣If you find that a player pauses the game or enters vacation mode, please send a message to the tournament director. \n\nLet us strive to be respectful players. \nWe wish everyone a pleasant game and hope to gain something from our opponents. ：）", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 43160, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 28800, "initial_time": 1814400, "max_time": 1814400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12824, "name": "Way to GO", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 31, "icon": "https://user-uploads.online-go.com/8fbd7bd47c3c0f4bb73a2fd4c070b182-64.png" }, "auto_start_on_max": true, "time_start": "2023-05-21T14:00:00Z", "players_start": 6, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 12, "max_ranking": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2023-05-17T13:36:03.191268Z", "ended": "2023-07-29T06:45:35.326601Z", "start_waiting": "2023-05-17T13:36:02.323975Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8fbd7bd47c3c0f4bb73a2fd4c070b182-15.png", "player_count": 10, "ranked": true } ] }
