Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=546
{ "count": 60918, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=547", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=545", "results": [ { "id": 2038, "name": "ben's 1digit mini turnie", "director": { "id": 39382, "username": "ben1388", "country": "sg", "icon": "https://secure.gravatar.com/avatar/51292932d2bcb43dfd263c224925c69a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1827.6184633275375, "deviation": 65.2942862358469, "volatility": 0.05998889794387664 } }, "ranking": 28.876632851982084, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 1209600, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 20, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2013-03-13T19:47:43Z", "ended": "2013-03-13T18:47:43Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 102196, "name": "Mid-Speed Open (9x9, Hi-K) #3", "director": { "id": 1303195, "username": "eaglejoy", "country": "001", "icon": "https://user-uploads.online-go.com/d4b7c1948ffe6ed5f80f075d40a13547-64.png", "ratings": { "version": 5, "overall": { "rating": 1814.5278273894323, "deviation": 67.29577928717005, "volatility": 0.05999029476123887 } }, "ranking": 28.710220246475455, "professional": false, "ui_class": "" }, "description": "Note: This time seting is equivalent to “<strong>1 move</strong> per calendar day per player”.\n\n<h2>Additional rules</h2>\n<ul>\n<li>This Open match welcome the players who have no apologyless time-out in recent 20 correspondence games（If you don't meet this requirement, you may take part in our 'Time-out Players Only' match.）</li>\n<li>Pause or Vacation mode is not allowed</li>\n<li>The participants whose ratings are far higher/lower than the average ratkings of opponents will get adjusted points; for instance, 2 kyus higher or lower will be plus or minus 0.5 result points.</li>\n</ul>\n<h2>Attention</h2>\n\nDo I master the timing well enough so that I have 95% probability to avoid time-out?\n\nI know that if I have no time to complete a game for some reasons, or if I feel frustrated by losing, the proper way is to resign and say sorry to my opponent, rather than letting time-out happen.\n<h2>Tips</h2>\n\nI know how to use Plan Conditional Moves to speed up (such as Sente, the big value point at endgame…).\n\nI know this is a fast corr., so I will apply the highest priority to it in my Active Games Lists.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 46248, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": true, "main_time": 86400, "period_time": 86400, "stones_per_period": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12936, "name": "Mid-speed", "summary": "Middle speed matches, not so hurry, not so slow.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-16T13:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-16T13:00:59.805188Z", "ended": "2023-04-23T08:36:33.342969Z", "start_waiting": "2023-04-16T13:00:59.706016Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png", "player_count": 4, "ranked": true }, { "id": 2763, "name": "19x19", "director": { "id": 55394, "username": "san", "country": "un", "icon": "https://secure.gravatar.com/avatar/a65ba7e3ee2ae75ba8ae263e5a73537c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1121.1517979685377, "deviation": 73.12695470651377, "volatility": 0.06002430222803883 } }, "ranking": 17.564219013754354, "professional": false, "ui_class": "" }, "description": "do your best\n", "schedule": null, "title": null, "tournament_type": "s_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 92160, "time_control_parameters": { "time_control": "fischer", "initial_time": 518400, "max_time": 518400, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 108, "name": "###Test", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2014-02-05T07:19:50.934737Z", "ended": "2015-08-12T13:19:02.244334Z", "start_waiting": "2014-02-05T07:19:46.311985Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 84756, "name": "9*9 swiss", "director": { "id": 1067981, "username": "Averyw123", "country": "nz", "icon": "https://user-uploads.online-go.com/f887017259dd7746e20627b59b0c7968-64.png", "ratings": { "version": 5, "overall": { "rating": 1274.6513862158752, "deviation": 65.37626830930803, "volatility": 0.06010299986513658 } }, "ranking": 20.534738366137827, "professional": false, "ui_class": "supporter" }, "description": "Automatic sitewide tournament", "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", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 10855, "name": "⚫️The Brilliant World Of OGS⚪️", "summary": "Are you an OGS fan? If you are, join this group where there’s great tournaments and games to be played.\n\nPeople and bots can chat and play in this group. This is a public group so all are welcome to join.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 192, "icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-64.png" }, "auto_start_on_max": false, "time_start": "2022-01-12T02:00:00Z", "players_start": 0, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2022-01-12T02:00:09.398972Z", "ended": "2022-01-12T02:00:09.375629Z", "start_waiting": "2022-01-12T02:00:09.271009Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-15.png", "player_count": 1, "ranked": true }, { "id": 852, "name": "RaikB's mini-tournament", "director": { "id": 20675, "username": "RaikB", "country": "de", "icon": "https://secure.gravatar.com/avatar/3d9fb2e977ccdddcc8efeb8fc6efc3ae?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1780.665751010124, "deviation": 65.40966971956041, "volatility": 0.0596596409427389 } }, "ranking": 28.274121197571755, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 386, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 19, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2009-10-14T09:14:53Z", "ended": "2009-10-14T07:14:53Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 83946, "name": "Correspondence19×19Round Robin20211225for kyu", "director": { "id": 782501, "username": "マンジュリカ", "country": "jp", "icon": "https://user-uploads.online-go.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png", "ratings": { "version": 5, "overall": { "rating": 1613.1492347649423, "deviation": 66.21889845362597, "volatility": 0.05849840812884101 } }, "ranking": 25.986924418598104, "professional": false, "ui_class": "" }, "description": "kyu level\n\nno vacation", "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", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2214, "name": "Dogs fun", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 11, "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png" }, "auto_start_on_max": true, "time_start": "2021-12-25T06:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2021-12-24T10:18:28.265104Z", "ended": "2022-03-22T17:30:48.826861Z", "start_waiting": "2021-12-24T10:18:27.271010Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png", "player_count": 10, "ranked": true }, { "id": 136125, "name": "ROAD to DAN_2nd Q-round", "director": { "id": 1864146, "username": "컬리타임", "country": "us", "icon": "https://secure.gravatar.com/avatar/911e6202829231fef8fc97edf966f6bd?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1735.26343098402, "deviation": 69.76803472998003, "volatility": 0.05997067351370266 } }, "ranking": 27.67620122648444, "professional": false, "ui_class": "" }, "description": "This tournament is for players who want to play FAST CORRESPONDENCE.\n\nDouble Elimination for 15k~1k\n\nStart Time: 1 day\n\nIncrements Time (Ficher): 6 hours\n\nMax. Time: 3 days\n\nBE CAREFUL about the time settings.\n\nNo pause and No vacation, anyone who turns on the vacation mode or pauses a game, will be disqualified. (If you notice a player violating the above rules, please notify the tournament administrator.)\n\nPlease send a messege to <a href=\"https://online-go.com/user/view/1864146\" target=\"_blank\">컬리타임 or </a> <a href=\"https://online-go.com/player/1776211/\" target=\"_blank\">MAESTRO of BADUK </a> if you find that anyone or your opponent pauses or turns vacation mode on.\n\n-----\nRestricted Rank: 1k\n\nPlayers who reached 1 dan within 30 days before the tournament announcement date but have since dropped back to 1k are not eligible to participate. (Reference date: 30 days prior to Dec 1. 2025)\n\n*****\nDuplicate Participate Possible:\n\nYou can join more than one qualifier without any problem. If you earn multiple spots in the main tournament, you’ll keep one seed, and the remaining one(s) will go to the next eligible player in the qualifier.\n\n*****\nQualify Round Participant:\n\nIf there are 16 or fewer players, the top two players will advance to the finals.\nAlso, If there are 16 to 32 players, the top 4 players will advance to the finals.\n*****\nFeel free to give tips to your opponent after the game. It could be how we can improve Baduk/Go.\n\nDo not use AI\n\n-----\n<a href=\"https://online-go.com/tournament/135235\" target=\"_blank\">1st Q-round: in progress </a>", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "korean", "time_per_move": 22284, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 21600, "initial_time": 86400, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15815, "name": "RollingStones : Global & 한국인", "summary": "한국인 대환영. 한국인과 글로벌 유저들을 위한 모임, We are connected all together.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 81, "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png" }, "auto_start_on_max": false, "time_start": "2026-01-21T09:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "random", "min_ranking": 15, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-21T04:43:23.604611Z", "ended": "2026-04-27T10:04:26.404283Z", "start_waiting": "2026-01-21T04:43:23.225344Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-15.png", "player_count": 27, "ranked": true }, { "id": 124493, "name": "Golden Lemon Cup - Kyu Tournament 2025", "director": { "id": 1212052, "username": "Outworlder", "country": "_NATO", "icon": "https://user-uploads.online-go.com/84cf0c406a41d56c51df2f5052044a61-64.png", "ratings": { "version": 5, "overall": { "rating": 1508.7388348660195, "deviation": 63.071418781341606, "volatility": 0.059977255436065656 } }, "ranking": 24.437860185810095, "professional": false, "ui_class": "" }, "description": "Welcome to the Golden Lemon Cup, a friendly and inclusive correspondence tournament for Kyu players hosted on OGS. This event is designed to bring together Go enthusiasts of all levels, from 25 Kyu to 1 Kyu, in a relaxed yet competitive setting.\n\nThe tournament aims to foster community and provide an enjoyable experience for everyone, whether you're playing to improve your skills, meet fellow Go players, or simply enjoy the timeless challenge of the game. With the McMahon format and no handicaps, players will face evenly-matched opponents in thoughtful, strategic games on the 19x19 board.\n\nWe hope this humble event offers a space to grow, learn, and share your love for Go. Thank you for joining us—may your stones find their perfect place!", "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": 14970, "name": "Golden Lemon Cup", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 13, "icon": "https://user-uploads.online-go.com/35b380c4e57d9aed71a88bfbf4f68b13-64.png" }, "auto_start_on_max": false, "time_start": "2025-01-26T13:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-26T13:00:25.529961Z", "ended": "2026-07-06T11:34:27.301981Z", "start_waiting": "2025-01-26T13:00:22.411082Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/35b380c4e57d9aed71a88bfbf4f68b13-15.png", "player_count": 94, "ranked": true }, { "id": 60195, "name": "5to Encuentro de Go en Línea, mayo 2020", "director": { "id": 607938, "username": "kido.go.baduk", "country": "mx", "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png", "ratings": { "version": 5, "overall": { "rating": 763.2227067659302, "deviation": 67.82666399931664, "volatility": 0.06059945822311187 } }, "ranking": 8.661609751861041, "professional": false, "ui_class": "" }, "description": "Bienvenidos, traten de superar su récord de partidas ganadas.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 43, "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": 4974, "name": "Taller de Go-Biblioteca de México", "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 236, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png" }, "auto_start_on_max": false, "time_start": "2020-05-09T22:30:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "group", "started": "2020-05-09T22:30:46.126790Z", "ended": "2020-05-10T00:29:19.958390Z", "start_waiting": "2020-05-09T22:30:44.064617Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png", "player_count": 35, "ranked": true }, { "id": 50830, "name": "Nerdy 9x9 Tournament 8/7/2019", "director": { "id": 571536, "username": "personnerdy", "country": "_NATO", "icon": "https://secure.gravatar.com/avatar/f65512910552dc975b44adf67c971347?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 798.2940257215395, "deviation": 64.10053293007448, "volatility": 0.060020899416725275 } }, "ranking": 9.70167237450699, "professional": false, "ui_class": "" }, "description": "A new tournament from the Nerdy Go Club.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "aga", "time_per_move": 30, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 30 }, "is_open": true, "exclude_provisional": false, "group": { "id": 3897, "name": "Nerdy Go Club", "summary": "A Go club for nerdy people.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 6, "icon": "https://user-uploads.online-go.com/d475bf78706f35551474be70020c7184-64.png" }, "auto_start_on_max": false, "time_start": "2019-08-08T01:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2019-08-08T01:00:21.742862Z", "ended": "2019-08-08T01:23:46.350330Z", "start_waiting": "2019-08-08T01:00:21.233729Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/d475bf78706f35551474be70020c7184-15.png", "player_count": 7, "ranked": true } ] }
