Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=832
{ "count": 60462, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=833", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=subsequent_pairing_method&page=831", "results": [ { "id": 133872, "name": "Correspondence 19x19 RoundRobin 2025-10-30 19:00", "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 Site-wide Tournament", "schedule": { "id": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260729T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-07-29T19:00:23.080241Z", "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": "2026-08-01T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": "2025-10-30T19:00:02.161019Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-10-30T19:00:03.013743Z", "ended": "2026-06-29T06:48:18.794565Z", "start_waiting": "2025-10-30T19:00:02.443458Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 8, "ranked": true }, { "id": 116307, "name": "1. Baduk TU Go - Online Cup", "director": { "id": 831494, "username": "godeon", "country": "_Red_Cross", "icon": "https://user-uploads.online-go.com/40bcaef18ce585c5b29dd26a7ede393d-64.png", "ratings": { "version": 5, "overall": { "rating": 1859.6961758192476, "deviation": 62.74090591693365, "volatility": 0.05992120205588291 } }, "ranking": 29.27942884377257, "professional": false, "ui_class": "supporter" }, "description": "Hey everyone! We're excited to invite you to the \"1. Baduk TU Go - Online Cup,\" our university club's first online Go tournament on OGS. It's a great chance to have some fun, test your skills, and meet other Go fans. Join us for some friendly competition and lots of fun. Sign up now and let's make this a memorable event!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "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": 14136, "name": "Baduk TU Go (TUM Club)", "summary": "official Go (Baduk/Weiqi) Club at the Technical University of Munich (TUM)", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 31, "icon": "https://user-uploads.online-go.com/349325be830fe4934dee5b1eb5f189f8-64.png" }, "auto_start_on_max": false, "time_start": "2024-05-29T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": 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"professional": false, "ui_class": "provisional" }, "description": "practice", "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": 13056, "name": "weiqi 小鸟们🐦", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-03-28T20:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-04-05T16:21:43.931256Z", "ended": "2024-05-23T17:05:05.363182Z", "start_waiting": "2024-04-05T16:21:43.795063Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 62645, "name": "tornament for 25k - 20k", "director": { "id": 770232, "username": "Jaedon R", "country": "us", "icon": "https://user-uploads.online-go.com/32563c1fb86fc3baeb8768c7e03f200f-64.png", "ratings": { "version": 5, "overall": { "rating": 1680.4146627475131, "deviation": 67.27384117169312, "volatility": 0.060199775985472985 } }, "ranking": 26.93265449588122, "professional": false, "ui_class": "" }, "description": "Just a tornament correspondence", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": true, "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": "2020-07-03T19:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2020-07-03T19:00:59.236130Z", "ended": "2020-10-31T12:15:47.646841Z", "start_waiting": "2020-07-03T19:00:59.009016Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png", "player_count": 13, "ranked": true }, { "id": 133867, "name": "пропрропрропрропроо", "director": { "id": 1690695, "username": "Chan Solo", "country": "150", 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"players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-01T17:00:10.812132Z", "ended": "2026-05-06T08:09:59.904263Z", "start_waiting": "2025-12-01T17:00:10.628180Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 9, "ranked": true }, { "id": 39696, "name": "ศึกดวล 10 กระดาน / 10 Round Battle", "director": { "id": 463304, "username": "Jim GWW", "country": "th", "icon": "https://user-uploads.online-go.com/8112ea51fdc115e074a1943fedb03ac7-64.png", "ratings": { "version": 5, "overall": { "rating": 1679.9234722131403, "deviation": 63.655286730890595, "volatility": 0.05963216680992718 } }, "ranking": 26.92588668830054, "professional": false, "ui_class": "" }, "description": "For someone who're crazy.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "period_time": 86400, "main_time": 259200, "system": "byoyomi", "pause_on_weekends": false, "time_control": "byoyomi", "periods": 10, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 2571, "name": "Go World Wide", "summary": "enjoy", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 90, "icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-64.png" }, "auto_start_on_max": false, "time_start": "2018-12-31T17:01:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-31T17:01:56.225820Z", "ended": "2021-04-23T13:44:49.400744Z", "start_waiting": "2018-12-31T17:01:50.834357Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-15.png", "player_count": 23, "ranked": true }, { "id": 65593, "name": "Brawl starts", "director": { "id": 831306, "username": "상어고양이 아빠", "country": "kr", "icon": "https://user-uploads.online-go.com/db60d9f14079d08540de384240548fd3-64.png", "ratings": { "version": 5, "overall": { "rating": 1379.3147955484346, "deviation": 65.91437466412411, "volatility": 0.060013537153480276 } }, "ranking": 22.361600527656655, "professional": false, "ui_class": "" }, "description": "Brawl starts", "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": true, "group": { "id": 6849, "name": "Brawl starts ", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 6, "icon": "https://user-uploads.online-go.com/9e33d6cff902a6de8c76c05e6f2a28ee-64.png" }, "auto_start_on_max": false, "time_start": "2020-09-18T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-09-18T09:00:45.557187Z", "ended": "2021-02-07T13:16:26.551715Z", "start_waiting": "2020-09-18T09:00:45.194463Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/9e33d6cff902a6de8c76c05e6f2a28ee-15.png", "player_count": 2, "ranked": true }, { "id": 36963, "name": "Correspondence 13x13 RoundRobin 2018-05-05 01:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { 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"10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-08-02T19:00:00Z", "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": "2018-05-05T01:00:40.576659Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2018-05-05T01:01:09.633359Z", "ended": "2018-06-07T03:59:11.070306Z", "start_waiting": "2018-05-05T01:01:08.163613Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true } ] }
