Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5749
{ "count": 59401, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5750", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=-subsequent_pairing_method&page=5748", "results": [ { "id": 85726, "name": "World Battle Valentine's 2022", "director": { "id": 1051076, "username": "Qwentum", "country": "ru", "icon": "https://user-uploads.online-go.com/ec85d2c66ad78a73ad60a339509b683b-64.png", "ratings": { "version": 5, "overall": { "rating": 1623.7205121258926, "deviation": 67.10769095391261, "volatility": 0.05969299524121434 } }, "ranking": 26.138135903849662, "professional": false, "ui_class": "" }, "description": "World Battle Valentine's 2022", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 49920, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 432000, "stones_per_period": 10 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10103, "name": "World battles", "summary": "World tournament s", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 50, "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-64.png" }, "auto_start_on_max": false, "time_start": "2022-02-13T22:00:00Z", "players_start": 100, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-02-13T22:03:31.226691Z", "ended": "2022-12-26T18:47:15.370953Z", "start_waiting": "2022-02-13T22:03:26.952493Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/82ea34b6c5f487db027b73c2d1b9e9ca-15.png", "player_count": 40, "ranked": true }, { "id": 131493, "name": "JORNADA 4 DE ENTRENAMIENTO DE GO AVANZADO A OTOÑO 2025", "director": { "id": 798920, "username": "vaik.kanik", "country": "mx", "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png", "ratings": { "version": 5, "overall": { "rating": 1167.0962008341196, "deviation": 60.60444133928728, "volatility": 0.05972631076231393 } }, "ranking": 18.49397478394949, "professional": false, "ui_class": "" }, "description": "En el fondo no sólo se trata de vencer a los oponentes en el tablero de Go; se trata, sobre todo, de vencerse a uno mismo, momento a momento, día tras día, practicando el arte.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 39, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14953, "name": "Kanik", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 17, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-08-17T00:35:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2025-08-17T00:35:33.954411Z", "ended": "2025-08-17T01:01:17.954473Z", "start_waiting": "2025-08-17T00:35:33.908326Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 74151, "name": "Coconut go🇺🇳⚫️⚪️🟫🟩⬜️", "director": { "id": 750171, "username": "KHAE", "country": "th", "icon": "https://user-uploads.online-go.com/56d33c7e8e7ce67f73aa947fd300727b-64.png", "ratings": { "version": 5, "overall": { "rating": 1287.039113571418, "deviation": 62.03202260607443, "volatility": 0.06028614816374175 } }, "ranking": 20.758635924188564, "professional": false, "ui_class": "" }, "description": "Coconut goooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": true, "group": { "id": 6190, "name": "Go pop", "summary": "", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 1, "icon": "https://user-uploads.online-go.com/4d0587ef62947f9297f65fe552fb2fca-64.png" }, "auto_start_on_max": false, "time_start": "2021-04-20T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 21, "analysis_enabled": true, "exclusivity": "open", "started": "2021-04-20T04:05:14.684435Z", "ended": "2021-07-30T14:33:28.500893Z", "start_waiting": "2021-04-20T04:05:14.577682Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4d0587ef62947f9297f65fe552fb2fca-15.png", "player_count": 4, "ranked": true }, { "id": 5592, "name": "Pi Day Challenge", "director": { "id": 121447, "username": "redacted-", "country": "_ASEAN", "icon": "https://user-uploads.online-go.com/11b092863bce59e0ec221e2b7aa4d729-64.png", "ratings": { "version": 5, "overall": { "rating": 1955.8889149060858, "deviation": 98.76391721431955, "volatility": 0.06000316187061695 } }, "ranking": 30.44692154082555, "professional": false, "ui_class": "" }, "description": "Math people, gather around as we celebrate Pi Day with Go, the partisan combinatorial game.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 625920, "time_control_parameters": { "time_control": "fischer", "initial_time": 1900800, "max_time": 1900800, "time_increment": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 518, "name": "Warriors of Kadoorie Hill", "summary": "Welcome all families and friends of DBS!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://user-uploads.online-go.com/47030b0c0ce5c3c2f50f9c0a05f528d7-64.png" }, "auto_start_on_max": false, "time_start": "2015-03-14T09:27:00Z", "players_start": 3, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2015-03-14T09:27:41.163435Z", "ended": "2019-05-01T01:04:50.247263Z", "start_waiting": "2015-03-14T09:27:40.678184Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/47030b0c0ce5c3c2f50f9c0a05f528d7-15.png", "player_count": 7, "ranked": true }, { "id": 108079, "name": "19x19 Open D.E. Cup #44", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1357.1348379116837, "deviation": 67.2035710014903, "volatility": 0.06020465154221762 } }, "ranking": 21.98631332494487, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "group": { "id": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 70, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2023-10-15T21:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-10-11T13:31:50.121054Z", "ended": "2025-05-18T07:44:39.866111Z", "start_waiting": "2023-10-11T13:31:50.002333Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 80085, "name": "การแข่งขัน ป.6", "director": { "id": 1039369, "username": "P1.100", "country": "un", "icon": "https://secure.gravatar.com/avatar/8e82eb6925341b7df6c93e6421032806?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1249.4578901982477, "deviation": 256.3451699831443, "volatility": 0.05999905212792343 } }, "ranking": 20.07259609112069, "professional": false, "ui_class": "provisional" }, "description": "ทดสอบแข่งขัน", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9318, "name": "Piyachat ", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 222, "icon": "https://user-uploads.online-go.com/377f55c70dc6d0f96d66a92236bb05d1-64.png" }, "auto_start_on_max": false, "time_start": "2021-09-14T06:36:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-09-14T06:36:16.885181Z", "ended": "2021-09-14T07:06:37.994571Z", "start_waiting": "2021-09-14T06:36:16.758337Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/377f55c70dc6d0f96d66a92236bb05d1-15.png", "player_count": 7, "ranked": true }, { "id": 95973, "name": "12x12!", "director": { "id": 126739, "username": "🐬Sofiam🐬", "country": "_Olimpic_Movement", "icon": "https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png", "ratings": { "version": 5, "overall": { "rating": 1012.0554496406809, "deviation": 84.91308607572303, "volatility": 0.076882078105041 } }, "ranking": 15.194279748149173, "professional": false, "ui_class": "" }, "description": "Note: all the games will be unranked.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6630, "name": "Go friends 🐬", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 360, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png" }, "auto_start_on_max": false, "time_start": "2022-11-20T01:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-11-20T01:00:35.428893Z", "ended": "2023-07-14T03:27:16.509143Z", "start_waiting": "2022-11-20T01:00:35.023259Z", "board_size": 12, "active_round": null, "icon": "https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png", "player_count": 23, "ranked": true }, { "id": 62455, "name": "WENAS", "director": { "id": 745958, "username": "Quiwui", "country": "019", "icon": "https://user-uploads.online-go.com/bbc774f8a948b05fb0fbbcf8eb9db9dc-64.png", "ratings": { "version": 5, "overall": { "rating": 837.9145336131198, "deviation": 67.10597444418325, "volatility": 0.0600358539539277 } }, "ranking": 10.823038092322035, "professional": false, "ui_class": "" }, "description": "WENAS TARDES PA' TODOS", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 10, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 60, "max_time": 120 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4806, "name": "COIN Centro de Inteligencias", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 65, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-06-27T00:22:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2020-06-27T00:22:45.276031Z", "ended": "2020-06-27T01:05:48.460397Z", "start_waiting": "2020-06-27T00:22:44.840051Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 107181, "name": "9x9 Open D.E. Cup #94", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1357.1348379116837, "deviation": 67.2035710014903, "volatility": 0.06020465154221762 } }, "ranking": 21.98631332494487, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": false, "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": 698, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-09-17T19:00:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-09-11T18:32:00.186626Z", "ended": "2024-01-04T17:16:29.449897Z", "start_waiting": "2023-09-11T18:32:00.062370Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 8, "ranked": true }, { "id": 75131, "name": "Uccff", "director": { "id": 881642, "username": "TP2C28", "country": "un", "icon": "https://user-uploads.online-go.com/4f2e77e06bc4e76f38258766d3c98958-64.png", "ratings": { "version": 5, "overall": { "rating": 1500.0, "deviation": 350.0, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "description": "Fffff", "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": 7426, "name": "大埔舊墟公立學校(寶湖道) 圍棋初級深造班", "summary": "本課程上課時間為 逢星期五 3:10-4:25pm\n\n2021年: 3月5日; 4月9、16、23、30日; 5月7、14、21日; 6月11、18、25日。", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-05-14T08:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-05-19T03:28:10.415820Z", "ended": "2021-06-05T11:04:21.540206Z", "start_waiting": "2021-05-19T03:28:10.294061Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true } ] }