Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=856
{ "count": 59418, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=857", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=855", "results": [ { "id": 91998, "name": "2 -> 鄭棨康 3 -> 趙叡森", "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": "2 -> 鄭棨康\n3 -> 趙叡森", "schedule": null, "title": null, "tournament_type": "swiss", "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": 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": "2022-07-03T04:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-07-03T03:44:20.400633Z", "ended": "2022-07-03T04:20:41.988570Z", "start_waiting": "2022-07-03T03:44:20.346756Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 92006, "name": "3 -> 陳俊霖 4 -> 張溢滇", "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": "3 -> 陳俊霖\n4 -> 張溢滇", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 26, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "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": "2022-07-03T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-07-03T07:36:21.720016Z", "ended": "2022-07-03T08:16:00.657535Z", "start_waiting": "2022-07-03T07:36:21.669955Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 134645, "name": "JORNADA 14 DE ENTRENAMIENTO AVANZADO A DE GO 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": 1162.5775223672586, "deviation": 60.45143746112679, "volatility": 0.059728170877486206 } }, "ranking": 18.404170330520483, "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": 62, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "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": "2025-11-23T00:35:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2025-11-23T00:35:23.239401Z", "ended": "2025-11-23T00:49:41.828643Z", "start_waiting": "2025-11-23T00:35:23.184686Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 67557, "name": "Weekly Tournament", "director": { "id": 818369, "username": "deleted-02279e69-efe6-4da6-94a9-3782bbb65eb5", "country": "un", "icon": "https://user-uploads.online-go.com/2b3a681b48d743df2cca63be7186d96c-64.png", "ratings": { "version": 5, "overall": { "rating": 1495.0613630632597, "deviation": 71.01591139116258, "volatility": 0.06001035702325122 } }, "ranking": 24.227036802303612, "professional": false, "ui_class": "" }, "description": "Weekly Tournament", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 31, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 120, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6269, "name": "BeginnerGo", "summary": "Beginners welcome!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 230, "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-64.png" }, "auto_start_on_max": false, "time_start": "2020-11-07T19:37:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-11-07T19:37:24.603999Z", "ended": "2020-11-07T21:12:10.892150Z", "start_waiting": "2020-11-07T19:37:24.252922Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/8b4001e1623b8ecda5a18d11c4c59b3d-15.png", "player_count": 9, "ranked": true }, { "id": 44170, "name": "Easy for beginners", "director": { "id": 601937, "username": "CHESTERTHELEGEND", "country": "un", "icon": "https://user-uploads.online-go.com/7ac09c2fb21da928e4e244dcfe657cc7-64.png", "ratings": { "version": 5, "overall": { "rating": 793.0385427678104, "deviation": 76.80778644444578, "volatility": 0.05999103350893253 } }, "ranking": 9.548762951146736, "professional": false, "ui_class": "" }, "description": "Just a fun little tournament meant for beginners!", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 15360, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 86400, "max_time": 259200, "time_increment": 14400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 240, "name": "Beginner-Intermediate Go Club", "summary": "A go club.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 154, "icon": "https://user-uploads.online-go.com/377869bd7b186f00543a6a0c39c1b7b3-64.png" }, "auto_start_on_max": true, "time_start": "2018-12-30T18:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2018-12-30T18:00:23.056780Z", "ended": "2018-12-30T18:07:30.384042Z", "start_waiting": "2018-12-30T18:00:22.905326Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/377869bd7b186f00543a6a0c39c1b7b3-15.png", "player_count": 2, "ranked": true }, { "id": 75500, "name": "19×19 Handicap Tournament😝", "director": { "id": 895939, "username": "deleted-0f05b810-64ef-45e0-b5e9-674280e5329a", "country": "jp", "icon": "https://secure.gravatar.com/avatar/03d04459d07cb29db75ec8427a119b2a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1760.6998485939982, "deviation": 75.39797891072622, "volatility": 0.06005702763782733 } }, "ranking": 28.013083174070527, "professional": false, "ui_class": "" }, "description": "Welcome to this Tournament!", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 172800, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 172800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 836, "name": "愛碁会(gokichi-kai)", "summary": "碁は楽しむことが一番（≧∇≦）", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 36, "icon": "https://user-uploads.online-go.com/954e9e2aaf36bd6aacb314a67bc421bd-64.png" }, "auto_start_on_max": true, "time_start": "2021-06-07T01:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-06-07T01:00:42.238884Z", "ended": "2022-07-19T19:46:04.506160Z", "start_waiting": "2021-06-07T01:00:41.741001Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/954e9e2aaf36bd6aacb314a67bc421bd-15.png", "player_count": 24, "ranked": true }, { "id": 77155, "name": "12 Lines: Even Board Sizes Series", "director": { "id": 109488, "username": "DVbS78rkR7NVe", "country": "un", "icon": "https://secure.gravatar.com/avatar/e379f98cdecd568bf2a9c1deb14ea283?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2026.1476299885521, "deviation": 66.05609734432652, "volatility": 0.059874270189468615 } }, "ranking": 31.26391960044579, "professional": false, "ui_class": "" }, "description": "Join the group for more cat tournaments ^__^", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6124, "name": "Leopard's Resting Tree", "summary": "A little corner for cat tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 311, "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-64.png" }, "auto_start_on_max": false, "time_start": "2021-07-10T13:00:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2021-07-10T13:00:25.001506Z", "ended": "2022-08-03T20:55:16.168064Z", "start_waiting": "2021-07-10T13:00:24.468529Z", "board_size": 12, "active_round": null, "icon": "https://user-uploads.online-go.com/7198cc33b9da0045cda9721b7fc8e4f2-15.png", "player_count": 28, "ranked": true }, { "id": 61700, "name": "brabra", "director": { "id": 592070, "username": "грудью мы Встанем", "country": "ru", "icon": "https://user-uploads.online-go.com/901908dc2f0d0540db6b933df9b80200-64.png", "ratings": { "version": 5, "overall": { "rating": 1652.5193912967102, "deviation": 67.88914152188822, "volatility": 0.06023933968062867 } }, "ranking": 26.54513370903505, "professional": false, "ui_class": "" }, "description": "brabra", "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": 3211, "name": "gtp2ogs AI Gathering 2019x19 ໒( ̿ ᴥ ̿ )७", "summary": "Gathering all OGS AI enthusiasts ! Welcome !!!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 244, "icon": "https://user-uploads.online-go.com/4cb3ff354d18a41e303966725f617c00-64.png" }, "auto_start_on_max": false, "time_start": "2020-06-09T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-06-22T14:48:41.995185Z", "ended": "2020-11-14T04:21:01.682556Z", "start_waiting": "2020-06-22T14:48:41.068381Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4cb3ff354d18a41e303966725f617c00-15.png", "player_count": 4, "ranked": true }, { "id": 70569, "name": "OX4 Week 2 Go (13x13)", "director": { "id": 852929, "username": "linustechtips", "country": "_GoT_Targaryen", "icon": "https://secure.gravatar.com/avatar/6be755bfc0708c53c6234aae57b67051?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1273.9383705067999, "deviation": 172.32926197482806, "volatility": 0.06000840163560904 } }, "ranking": 20.521785073790785, "professional": false, "ui_class": "provisional" }, "description": "The first of many...", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 6996, "name": "OX4 Go", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-01-25T19:35:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-01-25T19:35:41.544431Z", "ended": "2021-01-25T20:43:10.748253Z", "start_waiting": "2021-01-25T19:35:41.392109Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 91265, "name": "9x9 Tuesday Night Live - beginners tournament - everyone is welcome!", "director": { "id": 999161, "username": "Melchizedek6809", "country": "_United_Federation_of_Planets", "icon": "https://user-uploads.online-go.com/8ccca79520cf95ade94fd781119818e5-64.png", "ratings": { "version": 5, "overall": { "rating": 1033.730084835931, "deviation": 63.29201991379343, "volatility": 0.060053549048987805 } }, "ranking": 15.684836135345009, "professional": false, "ui_class": "" }, "description": "Let’s have another short and fun 9x9 tournament, we are mostly beginners so don’t be afraid to join in on the fun.\n\nSee you tuesday night, cheerio!", "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": 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": "2022-06-21T19:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-06-21T19:00:35.916194Z", "ended": "2022-09-25T07:07:02.008316Z", "start_waiting": "2022-06-21T19:00:35.814241Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true } ] }
