Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4606
{ "count": 60251, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4607", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=4605", "results": [ { "id": 35841, "name": "thegokings", "director": { "id": 523659, "username": "swhmcmahon", "country": "un", "icon": "https://secure.gravatar.com/avatar/8840feb61dee21221bd50264ff99b205?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 780.2591086432224, "deviation": 100.632014874527, "volatility": 0.06000831210743498 } }, "ranking": 9.17267339630964, "professional": false, "ui_class": "" }, "description": "thegokings", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 100, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 3600, "max_time": 3600, "time_increment": 60, "speed": "live" }, "is_open": true, "exclude_provisional": true, "group": { "id": 2333, "name": "thegokings", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2018-03-28T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-04-10T12:39:31.603408Z", "ended": "2018-04-10T14:38:17.810386Z", "start_waiting": "2018-04-10T12:39:30.927527Z", "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": 65347, "name": "Active forum users II", "director": { "id": 747928, "username": "李建澔2", "country": "_Olimpic_Movement", "icon": "https://user-uploads.online-go.com/7dfcf7f08dc31d02b156957bca67bbdd-64.png", "ratings": { "version": 5, "overall": { "rating": 1174.3551066903533, "deviation": 64.4887180154099, "volatility": 0.06015229462096002 } }, "ranking": 18.63751328794923, "professional": false, "ui_class": "" }, "description": "ABCDEFGHIJKLMNOPQRSTUVWXYZ", "schedule": null, "title": null, "tournament_type": "s_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": 5903, "name": "Active forum users!", "summary": "Hi everyone have fun in this group ❤️🧡💛💚💙💜🖤🤍🤎🔴🟠🟡🟢🔵🟣⚫️⚪️🟤🟥🟧🟨🟩🟦🟪⬛️⬜️🟫☯️GS forum https://forums.online-go.com", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 27, "icon": "https://user-uploads.online-go.com/5cdf93a4f797602ea9769c9b9181930d-64.png" }, "auto_start_on_max": false, "time_start": "2020-09-26T06:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-09-26T06:01:01.276628Z", "ended": "2021-10-12T09:04:38.367931Z", "start_waiting": "2020-09-26T06:00:58.347567Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5cdf93a4f797602ea9769c9b9181930d-15.png", "player_count": 16, "ranked": true }, { "id": 35836, "name": "8 best.", "director": { "id": 523060, "username": "ashtonjo", "country": "un", "icon": "https://secure.gravatar.com/avatar/61feced86270804f0a3a73182128ae77?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 993.9144896668247, "deviation": 119.30267218230689, "volatility": 0.05999381677755668 } }, "ranking": 14.775554956144468, "professional": false, "ui_class": "" }, "description": "3 rounds", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8919, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": false, "time_start": "2018-03-28T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-03-29T14:36:23.449528Z", "ended": "2018-04-15T19:22:33.626060Z", "start_waiting": "2018-03-29T14:36:23.284729Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 4, "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": 1068.155982469972, "deviation": 65.03185027742708, "volatility": 0.06006504827640836 } }, "ranking": 16.443231956706825, "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 }, { "id": 85404, "name": "Das zweite Turnier", "director": { "id": 60307, "username": "Golo", "country": "de", "icon": "https://user-uploads.online-go.com/e4e50a708449e6ad647caea67bf56880-64.png", "ratings": { "version": 5, "overall": { "rating": 1428.1598105877108, "deviation": 63.263892313178815, "volatility": 0.06003808728627557 } }, "ranking": 23.167218651050266, "professional": false, "ui_class": "" }, "description": "Zweites Turnier, weil das erste schon läuft.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "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": 7232, "name": "Go ESG", "summary": "Dies ist die Gruppe der Go-AG am ESG, Filderstadt", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 24, "icon": "https://user-uploads.online-go.com/ed7e5f13c09ef479709167832e2a205a-64.png" }, "auto_start_on_max": false, "time_start": "2022-01-28T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2022-01-28T12:29:56.048427Z", "ended": "2022-03-05T09:36:41.811197Z", "start_waiting": "2022-01-28T12:29:55.694510Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/ed7e5f13c09ef479709167832e2a205a-15.png", "player_count": 15, "ranked": true }, { "id": 114240, "name": "Eリーグ（25k-17k）", "director": { "id": 874208, "username": "FUKO.S", "country": "jp", "icon": "https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png", "ratings": { "version": 5, "overall": { "rating": 2208.151542128061, "deviation": 68.94747429756583, "volatility": 0.06003767154281009 } }, "ranking": 33.25527075653788, "professional": false, "ui_class": "supporter" }, "description": "リーグ開始時に参加されているメンバーでの総あたり戦になります。（レーティングによる自動ハンデ付き）\n\nIt will be a round-robin tournament with automatic handicapping based on ratings.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 9573, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 1209600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7692, "name": "Yushima Go Cafe （湯島囲碁喫茶）", "summary": "This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト＆オンライン囲碁サロンメンバー専用のグループです。", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 114, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png" }, "auto_start_on_max": false, "time_start": "2024-03-29T11:15:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 13, "analysis_enabled": true, "exclusivity": "group", "started": "2024-03-29T11:15:01.390773Z", "ended": "2024-04-13T23:20:52.009163Z", "start_waiting": "2024-03-29T11:15:01.358266Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png", "player_count": 2, "ranked": true }, { "id": 81247, "name": "Турнир новичков и неподтвержденных", "director": { "id": 443311, "username": "rominokun", "country": "ru", "icon": "https://user-uploads.online-go.com/5ac2ac7311439a617e4e8dcd65dfe075-64.png", "ratings": { "version": 5, "overall": { "rating": 2099.4088049469997, "deviation": 77.43405946674632, "volatility": 0.06000748966084304 } }, "ranking": 32.0861963207287, "professional": false, "ui_class": "" }, "description": "Турнир для новичков и неподтверждённых\nПросьба игроков сильнее 10к не участвовать", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "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": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4606, "name": "Го-клуб МГУ ", "summary": "Го Клуб Московского университета \n\nMoscow University Go Club\n\n莫斯科大学围棋俱乐部\n\nモスクワ大学囲碁クラブ\n\n모스크바 대학교 바둑 클럽", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 333, "icon": "https://user-uploads.online-go.com/72df99d6f57876ee51c51a387738a129-64.png" }, "auto_start_on_max": false, "time_start": "2021-10-12T16:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "group", "started": "2021-10-12T16:30:07.224385Z", "ended": "2021-10-12T18:02:39.313334Z", "start_waiting": "2021-10-12T16:30:07.006026Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/72df99d6f57876ee51c51a387738a129-15.png", "player_count": 13, "ranked": true }, { "id": 122514, "name": "Correspondence 9x9 RoundRobin 2024-11-24 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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260713T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-07-13T19:00:19.802488Z", "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": "2026-07-16T19:00:00Z", "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": "2024-11-24T19:00:04.566316Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2024-11-24T19:00:05.066490Z", "ended": "2024-11-30T08:42:55.327901Z", "start_waiting": "2024-11-24T19:00:04.802600Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 5, "ranked": true }, { "id": 108163, "name": "9x9 Leagues ⚫️⚪️gogogo", "director": { "id": 1418879, "username": "花岗岩001", "country": "cn", "icon": "https://user-uploads.online-go.com/e341cdaefebdd2b6277a9cf21b3f8df6-64.png", "ratings": { "version": 5, "overall": { "rating": 1560.3693646684262, "deviation": 167.2191411990621, "volatility": 0.06000684735980321 } }, "ranking": 25.21682231980875, "professional": false, "ui_class": "provisional" }, "description": "⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️⚫️⚪️", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 2449676, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 864000, "period_time": 2419200, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10842, "name": "9x9 Leagues", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 92, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2023-10-10T09:55:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-10-10T09:55:34.617579Z", "ended": "2024-06-17T09:31:57.507218Z", "start_waiting": "2023-10-10T09:55:34.493060Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 6, "ranked": true }, { "id": 138612, "name": "9x9 Mini League 1k-9k #170", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1325.0529908848616, "deviation": 70.58676374549262, "volatility": 0.06023746882442591 } }, "ranking": 21.43248918766429, "professional": false, "ui_class": "" }, "description": "Special league for players between 9kyu and 1kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "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": true, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 713, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2026-04-05T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-02T18:09:53.009744Z", "ended": "2026-06-04T23:44:45.834682Z", "start_waiting": "2026-04-02T18:09:52.544823Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true } ] }
