Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4723
{ "count": 60184, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4724", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4722", "results": [ { "id": 4178, "name": "CGA Open Mar 9x9", "director": { "id": 33792, "username": "deleted-e8f64a4c-6d99-4c22-ae3c-aacdf16941a9", "country": "zz", "icon": "https://user-uploads.online-go.com/b40446e0ef59e0abf04f8ed9be5ca84b-64.png", "ratings": { "version": 5, "overall": { "rating": 1622.3831471314238, "deviation": 67.06012209323173, "volatility": 0.06060078427531681 } }, "ranking": 26.119060726576542, "professional": false, "ui_class": "" }, "description": "Come play like a Canadian!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 39, "name": "Canadian Go Players", "summary": "Canadian Go Association", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 563, "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-64.png" }, "auto_start_on_max": true, "time_start": "2015-03-01T16:07:00Z", "players_start": 10, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-03-01T16:07:19.816292Z", "ended": "2019-06-07T17:31:34.802920Z", "start_waiting": "2015-03-01T16:07:19.416455Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-15.png", "player_count": 12, "ranked": true }, { "id": 121006, "name": "Go Hadouken #3", "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": "<H2><a Href=\"https://online-go.com/group/13797\"><span style=\"color:gold;\"><u>Go advance forward forever<a Href=\"https://online-go.com/group/13797\">\nwelcome to join</u>\n</a></h2>\n\n<!-- Go Hadouken ! <br>\n【<big><big><span style=\"color:red;\"> Handicap auto</big></big> 】 Enjoy have fun ! -->\n\n\n<p>\n<embed src=\"https://www.youtube.com/embed/If1XzxX0rYI\"width=\"320\" height=\"180\">\n</p>\n\n\n<p>\n<embed src=\"https://www.youtube.com/embed/heKQ0Fa3TTs\"width=\"320\" height=\"180\">\n</p>\n\n\n\n<a href=\"https://info.flagcounter.com/cfLK\"><img src=\"https://s01.flagcounter.com/mini/cfLK/bg_000000/txt_CCCCCC/border_FFFFFF/flags_0/\" alt=\"Flag Counter\" border=\"0\"></a>", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 172800, "stones_per_period": 2 }, "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": true, "time_start": "2024-10-17T04:04:00Z", "players_start": 7, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-10-17T04:04:44.166110Z", "ended": "2025-10-12T16:33:58.037646Z", "start_waiting": "2024-10-17T04:04:43.643192Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/175d0b2a36101a52411db11b4d096829-15.png", "player_count": 42, "ranked": true }, { "id": 5654, "name": "Correspondence 9x9 RoundRobin 2015-03-08 01:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260707T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-07-07T19:00:18.456631Z", "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": "2026-07-10T19:00:00Z", "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, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2015-03-08T01:00:07.411671Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-03-08T01:00:27.829401Z", "ended": "2015-04-09T08:01:10.497353Z", "start_waiting": "2015-03-08T01:00:26.782642Z", "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": 27121, "name": "Anoter one by Julko", "director": { "id": 15530, "username": "Julko", "country": "pl", "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png", "ratings": { "version": 5, "overall": { "rating": 841.2230514451497, "deviation": 66.61905037323213, "volatility": 0.0592694772498498 } }, "ranking": 10.914266217536355, "professional": false, "ui_class": "supporter" }, "description": "Go for everybody", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 343, "name": "Global Go Club", "summary": "Open Go club for people anywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 594, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-64.png" }, "auto_start_on_max": true, "time_start": "2017-06-05T03:00:00Z", "players_start": 6, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-05-16T10:03:54.092486Z", "ended": "2018-05-17T19:53:41.899361Z", "start_waiting": "2017-05-16T10:03:44.368878Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-15.png", "player_count": 10, "ranked": true }, { "id": 122561, "name": "19x19 no.6", "director": { "id": 1163256, "username": "Wiangsak", "country": "142", "icon": "https://secure.gravatar.com/avatar/e850c31c8246c4b55019cbf40b282f6d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1299.5329813142907, "deviation": 63.92446967442108, "volatility": 0.06037411601908505 } }, "ranking": 20.982279632612265, "professional": false, "ui_class": "" }, "description": "ซ้อมกัน แบบพบกันหมด", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 259200, "period_time": 86400, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 14715, "name": "CP GO Tournament", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 13, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2024-11-26T11:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2024-11-26T04:18:13.522677Z", "ended": "2024-11-30T14:59:50.537552Z", "start_waiting": "2024-11-26T04:18:13.365301Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 139648, "name": "win and l🫥se", "director": { "id": 1306771, "username": "Xuan Qi", "country": "my", "icon": "https://secure.gravatar.com/avatar/2ce9fd662ca79b98f97b7c838d49dbd4?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 674.6907994649443, "deviation": 77.20364145385055, "volatility": 0.06042377399766142 } }, "ranking": 5.807322151983606, "professional": false, "ui_class": "" }, "description": "这项锦标赛所有人都可以参加", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 148747, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 129600, "initial_time": 2419200, "max_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16304, "name": "我们的友谊赛", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 14, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2026-05-17T06:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-17T06:30:50.151084Z", "ended": null, "start_waiting": "2026-05-17T06:30:50.068391Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 100613, "name": "WSC Absolute Moderator Correspondence", "director": { "id": 209826, "username": "Vsotvep", "country": "nl", "icon": "https://user-uploads.online-go.com/dbb1821b9d5d661e8afc1d31e2522832-64.png", "ratings": { "version": 5, "overall": { "rating": 1560.7214127748869, "deviation": 63.8107254176611, "volatility": 0.06003360431814359 } }, "ranking": 25.222044797641196, "professional": false, "ui_class": "supporter moderator" }, "description": "Another moderator tournament to celebrate the WSC: let's play some games and finish them within the same month. :)\n\nEveryone is welcome of course, regardless of WSC participation.\n\n2 weeks absolute time per player, so the games will end before 28 days, but be careful about timing out. Pausing & Vacation are at your own risk.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "chinese", "time_per_move": 9573, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 1209600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 723, "name": "Moderators", "summary": "OGS Moderators", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 23, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png" }, "auto_start_on_max": false, "time_start": "2023-03-02T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-03-02T13:00:08.963330Z", "ended": "2023-04-26T16:04:49.363876Z", "start_waiting": "2023-03-02T13:00:08.792780Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png", "player_count": 5, "ranked": true }, { "id": 34540, "name": "Correspondence 9x9 RoundRobin 2018-02-14 01:00", "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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260707T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-07-07T19:00:18.456631Z", "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": "2026-07-10T19:00:00Z", "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": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2018-02-14T01:00:56.075625Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-02-14T01:01:23.029722Z", "ended": "2018-04-09T16:38:27.374404Z", "start_waiting": "2018-02-14T01:01:21.057487Z", "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": 101792, "name": "La Testturnier", "director": { "id": 1275905, "username": "DerDachs", "country": "de", "icon": "https://user-uploads.online-go.com/2720a6b0acd9a07edcc2d12ebce28ec0-64.png", "ratings": { "version": 5, "overall": { "rating": 948.3657896159312, "deviation": 97.57865255369957, "volatility": 0.06000765058468508 } }, "ranking": 13.689567746010704, "professional": false, "ui_class": "" }, "description": "Hier testen wir heute ab 17 Uhr mal aus wie sich das anfühlt", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 51, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13073, "name": "Let's GameDev", "summary": "In dieser Gruppe soll ein kleines Go Turnier für die Let's GameDev Community stattfinden.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 30, "icon": "https://user-uploads.online-go.com/459946b3c45f345082d8bed2f4beb36f-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-02T15:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-04-02T15:00:04.008307Z", "ended": "2023-04-02T16:14:55.352091Z", "start_waiting": "2023-04-02T15:00:03.873975Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/459946b3c45f345082d8bed2f4beb36f-15.png", "player_count": 10, "ranked": true }, { "id": 101290, "name": "駱皓希 岑老師", "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": "駱皓希 岑老師", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 27, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "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": "2023-03-19T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-03-19T07:42:27.702570Z", "ended": "2023-03-19T08:18:09.440270Z", "start_waiting": "2023-03-19T07:42:27.651855Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
