Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=5245
{ "count": 60900, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5246", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5244", "results": [ { "id": 120658, "name": "第８期かおり杯棋聖戦Ａリーグ", "director": { "id": 575743, "username": "site15", "country": "un", "icon": "https://user-uploads.online-go.com/bc007d9395773691f25a5b61c493d20c-64.png", "ratings": { "version": 5, "overall": { "rating": 2235.650589589939, "deviation": 66.59961247246449, "volatility": 0.05997470964036889 } }, "ranking": 33.541787147679095, "professional": false, "ui_class": "" }, "description": "このトーナメントは下記の方が参加予定です。空きがないため参加者となっていない方は参加することができません。\n\nThis tournament have already been “reserved” for members listed below. If you are not one among them, don’t click “Join this tournament!”. (There is no vacancy.)\n\ndk0710さん、peipeipeiさん、yuuna_resukaさん、マカロニさん、nassyさん", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 45251, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2969, "name": "かおり杯-World Kaori Cup-", "summary": "For every player who enjoy go game", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 298, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png" }, "auto_start_on_max": false, "time_start": "2024-10-05T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2024-10-05T11:00:48.237992Z", "ended": "2024-11-27T05:12:31.370028Z", "start_waiting": "2024-10-05T11:00:48.125787Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png", "player_count": 5, "ranked": true }, { "id": 59709, "name": "Fast Correspondence DDK/SDK 2020-05-06", "director": { "id": 740450, "username": "gojac", "country": "ch", "icon": "https://secure.gravatar.com/avatar/19761b707d5999c844414543a5703123?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1448.5017746073404, "deviation": 62.76512875682773, "volatility": 0.06003417002366549 } }, "ranking": 23.49462895124821, "professional": false, "ui_class": "supporter" }, "description": "**Two moves per day keeps the timeout away.**\n\nPlease avoid delaying your games: plan to not take vacation until your tournament participation is finished.\n\nAnalysis is enabled to allow the use of conditional moves.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 45120, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 172800, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 831, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-06T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 17, "max_ranking": 24, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-06T11:00:21.832369Z", "ended": "2020-06-25T22:32:56.156186Z", "start_waiting": "2020-05-06T11:00:17.365144Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png", "player_count": 10, "ranked": true }, { "id": 131551, "name": "Correspondence 19x19 RoundRobin 2025-08-19 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:20260831T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-08-31T19:00:32.133942Z", "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": "2026-09-03T19:00:00Z", "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": "2025-08-19T19:00:34.765486Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-08-19T19:01:23.808859Z", "ended": "2025-10-27T22:38:53.906638Z", "start_waiting": "2025-08-19T19:01:23.192334Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 60138, "name": "Doroslovo", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 769.0975600653927, "deviation": 65.01454445024554, "volatility": 0.05993770725600263 } }, "ranking": 8.83912293002885, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 86400, "period_time": 86400, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 27, "name": "Serbian Go Players", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 82, "icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-64.png" }, "auto_start_on_max": true, "time_start": "2020-05-06T11:30:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 13, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-06T11:30:19.401000Z", "ended": "2020-05-24T13:50:14.726451Z", "start_waiting": "2020-05-06T11:30:18.731459Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-15.png", "player_count": 4, "ranked": true }, { "id": 55910, "name": "South Wales Open Online", "director": { "id": 57913, "username": "welshgoplayer", "country": "_Wales", "icon": "https://user-uploads.online-go.com/c83615f79f5ce04bb0f8fb3285432794-64.png", "ratings": { "version": 5, "overall": { "rating": 1714.8596864929577, "deviation": 66.02578629413847, "volatility": 0.06006063463307318 } }, "ranking": 27.40238364045381, "professional": false, "ui_class": "" }, "description": "Have Fun.", "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": 1056, "name": "Amguro Cymru/Welsh Go", "summary": "Gall Amguro Cymru a'i frindiau gwastrafu amser ar y we yma. Wales Go Club and friends can waste time on the Internet here. FB site here https://www.facebook.com/groups/18259266008 Discord https://discord.gg/YUw5PXYr", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 45, "icon": "https://user-uploads.online-go.com/e3e97d165f07879b01e4615acf6d18d4-64.png" }, "auto_start_on_max": false, "time_start": "2020-02-03T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-02-03T13:00:47.055401Z", "ended": "2020-07-11T10:16:22.547266Z", "start_waiting": "2020-02-03T13:00:46.446333Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e3e97d165f07879b01e4615acf6d18d4-15.png", "player_count": 7, "ranked": true }, { "id": 101740, "name": "気楽に開催 Web烏鷺の会トーナメント", "director": { "id": 788184, "username": "f_uenoyama", "country": "jp", "icon": "https://secure.gravatar.com/avatar/acdee1cb9e308c99bb0cfbf83b3108ed?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1858.0615271667416, "deviation": 65.55628477925458, "volatility": 0.06007475338310005 } }, "ranking": 29.259071347793892, "professional": false, "ui_class": "" }, "description": "ご都合に合わせて、気楽にご参加下さい。", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 609587, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 604800, "initial_time": 604800, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5915, "name": "Web烏鷺の会", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 10, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-04-10T00:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-04-10T00:00:28.616656Z", "ended": "2023-04-21T12:58:47.844133Z", "start_waiting": "2023-04-10T00:00:28.542675Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 7, "ranked": true }, { "id": 116719, "name": "亞運圍棋世界大賽（網上）", "director": { "id": 1497408, "username": "Ming Ming", "country": "hk", "icon": "https://user-uploads.online-go.com/0426093c662dcbaa2ed6ee379367fc28-64.png", "ratings": { "version": 5, "overall": { "rating": 808.4796202275077, "deviation": 101.59414880347964, "volatility": 0.06002207719886031 } }, "ranking": 9.995179393337779, "professional": false, "ui_class": "" }, "description": "第一個網上亞運！", "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": false, "group": { "id": 13697, "name": "𝓞𝓷𝓵𝓲𝓷𝓮 𝓖𝓸 𝓣𝓸𝓾𝓻𝓷𝓪𝓶𝓮𝓷𝓽", "summary": "Dear members: Thank you for your support! Our guild needs the help of more people to make the guild prosper. I hope everyone can contribute, join the guild, and recommend your friends to this big family.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 127, "icon": "https://user-uploads.online-go.com/0d6ac99b94f3598fc46abd7588a3f568-64.png" }, "auto_start_on_max": false, "time_start": "2025-01-01T07:15:00Z", "players_start": 100, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2025-01-02T12:42:12.101270Z", "ended": null, "start_waiting": "2025-01-02T12:42:11.699846Z", "board_size": 19, "active_round": 4, "icon": "https://user-uploads.online-go.com/0d6ac99b94f3598fc46abd7588a3f568-15.png", "player_count": 26, "ranked": true }, { "id": 142884, "name": "Good luck have fun", "director": { "id": 2003964, "username": "Cat Kid comic club", "country": "vn", "icon": "https://user-uploads.online-go.com/a32a5b90d9b34ea44031a76a711c44be-64.png", "ratings": { "version": 5, "overall": { "rating": 356.2697935366614, "deviation": 81.7376206540949, "volatility": 0.06002765631151191 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "Alway have a nice day", "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": 16420, "name": "lop covay", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2026-08-07T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-08-06T04:34:17.410061Z", "ended": null, "start_waiting": "2026-08-06T04:34:17.315861Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 60151, "name": "周朗禧 win", "director": { "id": 736025, "username": "周朗禧", "country": "cn", "icon": "https://secure.gravatar.com/avatar/e0fe0e2e712e05e1681898969ada7ba0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1090.2660097211576, "deviation": 78.91903907630135, "volatility": 0.059994869907320864 } }, "ranking": 16.917527564150394, "professional": false, "ui_class": "" }, "description": "u减肥日记的卡西欧立法兼顾hi", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 4530, "name": "HKCGA 對局室", "summary": "\n同學想下棋可在下方留言，最好寫上自己棋力，方便對手設定合適讓子。 ( K = 級、 D = 段 )\n\nP.S. 此對局室只限 \" 香港兒童圍棋學院-網絡班 \" 學生使用。\n\n同學在此對局室，必須使用自己 \"中文全名\" 的帳號來對弈，敬請合作 !\n\n(hkcga2004)院長會不定時上線跟大家互相切磋，歡迎指教！", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 115, "icon": "https://user-uploads.online-go.com/2ce7e016e6fbea633e91b036ce8e5f19-64.png" }, "auto_start_on_max": true, "time_start": "2020-05-06T12:58:00Z", "players_start": 1, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-06T12:58:22.884436Z", "ended": "2020-05-06T13:01:20.377764Z", "start_waiting": "2020-05-06T12:58:22.794627Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2ce7e016e6fbea633e91b036ce8e5f19-15.png", "player_count": 1, "ranked": true }, { "id": 143787, "name": "Blitz 19x19 Elimination Tournament 2026-09-01 01:30", "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": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260901T170000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-09-01T17:00:32.302694Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 100 }, "next_run": "2026-09-01T21:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2026-09-01T01:30:32.084334Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2026-09-01T01:31:32.155559Z", "ended": "2026-09-01T01:56:04.153024Z", "start_waiting": "2026-09-01T01:31:32.084057Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true } ] }
