Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-max_ranking&page=204
{ "count": 60692, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=205", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-max_ranking&page=203", "results": [ { "id": 124410, "name": "#31 Happy Tourney.", "director": { "id": 1144866, "username": "𝙿𝚞𝚝 𝙺.", "country": "001", "icon": "https://user-uploads.online-go.com/96e71b19d93c156edd85ce7fe2904c51-64.png", "ratings": { "version": 5, "overall": { "rating": 1162.18296118919, "deviation": 67.13178883324939, "volatility": 0.06059652578769351 } }, "ranking": 18.396312238106578, "professional": false, "ui_class": "" }, "description": "31th happy tourney, I will create a new tournament with this name every Monday, have fun!", "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": 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": 77, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2025-01-20T05:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-20T09:42:14.190114Z", "ended": "2025-01-23T06:28:43.602842Z", "start_waiting": "2025-01-20T09:42:14.141645Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 2, "ranked": true }, { "id": 114742, "name": "19x19 New Zealand Open D.E. #6", "director": { "id": 178104, "username": "dexonsmith", "country": "ca", "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.7732166446785, "deviation": 67.55416504748428, "volatility": 0.06064009346038413 } }, "ranking": 22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Even games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "nz", "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": 14024, "name": "New Zealand Ladders", "summary": "Group for ladders and tournaments that use New Zealand rules.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 80, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2024-04-27T03:19:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-04-22T12:15:29.419004Z", "ended": "2025-08-20T15:02:50.428264Z", "start_waiting": "2024-04-22T12:15:29.254343Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 8, "ranked": true }, { "id": 102222, "name": "Okaaaay, Let's GO!", "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": "Es ist wieder soweit! Im Livestream werden wir das nächste kleine Go Turnier austragen.", "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": "2023-04-16T15:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-04-16T15:00:04.976979Z", "ended": "2023-04-16T16:28:41.976783Z", "start_waiting": "2023-04-16T15:00:04.878716Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/459946b3c45f345082d8bed2f4beb36f-15.png", "player_count": 5, "ranked": true }, { "id": 70826, "name": "Sunday tournament", "director": { "id": 56637, "username": "milanm", "country": "un", "icon": "https://user-uploads.online-go.com/3ca6488bbc5b99dee6389c8324babd42-64.png", "ratings": { "version": 5, "overall": { "rating": 1636.4956104406538, "deviation": 65.96597533934097, "volatility": 0.059953816577577534 } }, "ranking": 26.31956255076327, "professional": false, "ui_class": "aga" }, "description": "weekly 9x9 tournament", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 31, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 120, "max_time": 120 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5803, "name": "Massachusetts Go Foundation", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 49, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png" }, "auto_start_on_max": false, "time_start": "2021-01-31T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-01-31T18:00:23.877781Z", "ended": "2021-01-31T18:45:43.225444Z", "start_waiting": "2021-01-31T18:00:23.452701Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png", "player_count": 9, "ranked": true }, { "id": 139935, "name": "king of go", "director": { "id": 2008005, "username": "cubingpan", "country": "cn", "icon": "https://user-uploads.online-go.com/fd746bfc0039c63b69294814c9a8d783-64.png", "ratings": { "version": 5, "overall": { "rating": 475.1665191971697, "deviation": 78.30363964205685, "volatility": 0.06006360909189743 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "king of go", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 3, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "blitz", "pause_on_weekends": false, "per_move": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 16404, "name": "box box box", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/bee4d98c33b0fe7f63cd04886372dcba-64.png" }, "auto_start_on_max": false, "time_start": "2026-05-04T19:39:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-04T19:39:49.068127Z", "ended": "2026-05-04T19:44:25.904262Z", "start_waiting": "2026-05-04T19:39:49.030934Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/bee4d98c33b0fe7f63cd04886372dcba-15.png", "player_count": 3, "ranked": false }, { "id": 142659, "name": "实战复盘班(29/7)", "director": { "id": 155306, "username": "qingxiang96", "country": "my", "icon": "https://user-uploads.online-go.com/475df8480623aaab56b966dcc9d23760-64.png", "ratings": { "version": 5, "overall": { "rating": 1766.6631617286816, "deviation": 67.92502333119516, "volatility": 0.05975113462349793 } }, "ranking": 28.091357414733764, "professional": false, "ui_class": "" }, "description": "Only for 实战复盘班", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "rapid", "pause_on_weekends": false, "time_increment": 6, "initial_time": 240, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14930, "name": "World Star Go Academy Group", "summary": "“In Go, you are constantly making decisions that are either right or wrong.” — Yasunari Kawabata", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 62, "icon": "https://user-uploads.online-go.com/3bc36a733d9750874d79f67ecc4f2fc3-64.png" }, "auto_start_on_max": false, "time_start": "2026-07-29T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2026-07-29T12:49:47.455246Z", "ended": "2026-07-29T13:48:50.170265Z", "start_waiting": "2026-07-29T12:49:47.244707Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/3bc36a733d9750874d79f67ecc4f2fc3-15.png", "player_count": 8, "ranked": true }, { "id": 124854, "name": "9x9 New Zealand Handicap League #12", "director": { "id": 178104, "username": "dexonsmith", "country": "ca", "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.7732166446785, "deviation": 67.55416504748428, "volatility": 0.06064009346038413 } }, "ranking": 22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "All players welcome. 10 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Handicap games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "nz", "time_per_move": 95543, "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": 14024, "name": "New Zealand Ladders", "summary": "Group for ladders and tournaments that use New Zealand rules.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 80, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2025-02-27T04:09:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-02-25T15:40:04.250496Z", "ended": "2025-04-23T16:16:51.667706Z", "start_waiting": "2025-02-25T15:40:03.471166Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 10, "ranked": true }, { "id": 41640, "name": "Brie aufs Brot", "director": { "id": 522816, "username": "RufusGoldstreiff", "country": "un", "icon": "https://secure.gravatar.com/avatar/4ff1a2b835bdb6c41c4679349208dc90?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1153.4641900213853, "deviation": 64.81230610804766, "volatility": 0.06007891407607496 } }, "ranking": 18.221984723465166, "professional": false, "ui_class": "" }, "description": "Turnierchen", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 23, "time_control_parameters": { "period_time": 20, "main_time": 300, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 3, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2321, "name": "Schulis Beginner Tournaments", "summary": "A group of brothers playing each other, but hosting public tournaments as well. Beginner level!", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 14, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-10-09T15:14:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2018-10-09T15:14:18.291059Z", "ended": "2018-10-09T15:35:37.715064Z", "start_waiting": "2018-10-09T15:14:17.850208Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 73321, "name": "520 Forever Game - Like playing forever long game", "director": { "id": 791718, "username": "StormPoseidon", "country": "us", "icon": "https://user-uploads.online-go.com/df5a7920cdb117a8fd186c7c7bfde50e-64.png", "ratings": { "version": 5, "overall": { "rating": 1014.6049575149217, "deviation": 65.63027450319301, "volatility": 0.05999370468462913 } }, "ranking": 15.25252447253857, "professional": false, "ui_class": "" }, "description": "Welcome to super long tournament! \nLike super slow long game! Just like life!\n\nLife is the thing looks long, but actually short!\n人生は長いようで 短いものです", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 611520, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 604800, "initial_time": 604800, "max_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1144, "name": "Taiwanese", "summary": "Mostly Taiwanese!\n\nlet us know if you want to be admin. Please take great care, thank you!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 182, "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-64.png" }, "auto_start_on_max": false, "time_start": "2021-05-20T12:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-05-20T12:00:39.315880Z", "ended": null, "start_waiting": "2021-05-20T12:00:38.430591Z", "board_size": 19, "active_round": 11, "icon": "https://user-uploads.online-go.com/fe3a174d07946483a6050a9acfa63393-15.png", "player_count": 37, "ranked": true }, { "id": 134906, "name": "Handicap Arena 2025 - 099", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1131.3390674606985, "deviation": 63.89894928210641, "volatility": 0.06006068621581099 } }, "ranking": 17.773619993220706, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "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": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 108, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-12-07T22:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-07T13:48:41.284877Z", "ended": "2026-05-13T01:34:00.808615Z", "start_waiting": "2025-12-07T13:48:40.628674Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 10, "ranked": true } ] }
