Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=236
{ "count": 60058, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=237", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=235", "results": [ { "id": 87108, "name": "Waffenbrunn", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 789.792021382491, "deviation": 64.86396886901105, "volatility": 0.059924389565863295 } }, "ranking": 9.453797542761778, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 23, "name": "German Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 357, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-03-12T17:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 12, "max_ranking": 16, "analysis_enabled": true, "exclusivity": "open", "started": "2022-03-11T11:53:14.130579Z", "ended": "2022-03-19T09:25:47.590974Z", "start_waiting": "2022-03-11T11:53:14.040404Z", "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": 2353, "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": 385, "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": 12, "max_ranking": 22, "analysis_enabled": false, "exclusivity": "open", "started": "2013-09-30T12:07:03Z", "ended": "2013-11-04T21:24:56.873108Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 68084, "name": "KataGo SelfPlay V1", "director": { "id": 835055, "username": "Deleted_2020_12_30_13:59", "country": "un", "icon": "https://user-uploads.online-go.com/62b3c455df5ac0842db5152013ede596-64.png", "ratings": { "version": 5, "overall": { "rating": 2485.9488054932567, "deviation": 74.01327897869501, "volatility": 0.0600188361571621 } }, "ranking": 35.99851428370579, "professional": false, "ui_class": "" }, "description": "KataGo vs OGS!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "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": 7065, "name": "KG/LZ/Leela", "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": "2020-12-01T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 12, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2020-12-01T02:00:26.455762Z", "ended": "2021-02-26T06:37:02.462359Z", "start_waiting": "2020-12-01T02:00:24.007778Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 139132, "name": "ROAD to DAN_Final 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": 1762.6800265801319, "deviation": 68.64028816817155, "volatility": 0.059964999540097055 } }, "ranking": 28.039104282681834, "professional": false, "ui_class": "" }, "description": "This tournament is for players who want to play FAST CORRESPONDENCE.\n\nSingle Elimination for 18k~1k\n\nStart Time: 1 day\n\nIncrements Time (Ficher): 6 hours\n\nMax. Time: 2 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 Mar. 1. 2026)\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\n Min. 2 to max. 4 players will advance to the finals. \n\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/137286\" target=\"_blank\">3rd Q-round: in progress </a>\n\n<a href=\"https://online-go.com/tournament/136125\" target=\"_blank\">2nd Q-round: Finished <a href=\"https://online-go.com/player/1882532/\" target=\"_blank\">Winner: HaHai </a>\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": 172800 }, "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": 80, "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png" }, "auto_start_on_max": false, "time_start": "2026-04-30T07:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 12, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2026-04-29T17:01:00.915567Z", "ended": null, "start_waiting": "2026-04-29T17:01:00.531748Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-15.png", "player_count": 42, "ranked": true }, { "id": 94339, "name": "Praha 20", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 789.792021382491, "deviation": 64.86396886901105, "volatility": 0.059924389565863295 } }, "ranking": 9.453797542761778, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 31, "name": "Český pokoj", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 50, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2022-09-06T16:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 12, "max_ranking": 18, "analysis_enabled": true, "exclusivity": "open", "started": "2022-09-06T16:00:28.173013Z", "ended": "2022-11-15T20:23:38.713584Z", "start_waiting": "2022-09-06T16:00:27.786986Z", "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": 93406, "name": "August correspondens tournament", "director": { "id": 1102538, "username": "Kiwi082", "country": "de", "icon": "https://secure.gravatar.com/avatar/87a634638daea69da67b63a796e94516?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1418.1535798962382, "deviation": 61.44566957987151, "volatility": 0.05996982812873685 } }, "ranking": 23.00445007077434, "professional": false, "ui_class": "" }, "description": "GO:^)", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 91200, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 432000, "max_time": 691200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12007, "name": "All kinds of Tournaments", "summary": "Group for all kinds of Tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 12, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-08-20T08:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 12, "max_ranking": 26, "analysis_enabled": false, "exclusivity": "open", "started": "2022-08-20T08:00:38.517471Z", "ended": "2023-09-18T08:08:11.004479Z", "start_waiting": "2022-08-20T08:00:38.243572Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 24, "ranked": true }, { "id": 128473, "name": "Servus Oida Handicap Tournament #13", "director": { "id": 1285178, "username": "VikingKoala", "country": "eu", "icon": "https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png", "ratings": { "version": 5, "overall": { "rating": 1065.7314765063757, "deviation": 65.89681054677976, "volatility": 0.05970339137527326 } }, "ranking": 16.390626242217657, "professional": false, "ui_class": "supporter" }, "description": "Handicap McMahon Kyu Player Tournament", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5720, "name": "Outside Go7", "summary": "Die Gruppe für alle, die sonst im Go7 spielen.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 48, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2025-07-15T08:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 12, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2025-07-11T07:59:22.411172Z", "ended": "2026-01-11T18:14:45.818868Z", "start_waiting": "2025-07-11T07:59:22.231076Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 1160, "name": "druuchi's mini-tournament", "director": { "id": 14911, "username": "druuchi", "country": "de", "icon": "https://user-uploads.online-go.com/2c155a9fbc24ac5484b39f918a21753d-64.png", "ratings": { "version": 5, "overall": { "rating": 1040.078721682811, "deviation": 64.35174771804421, "volatility": 0.05948321940221547 } }, "ranking": 15.826576687004215, "professional": false, "ui_class": "supporter" }, "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": 385, "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": 12, "max_ranking": 16, "analysis_enabled": false, "exclusivity": "open", "started": "2010-12-29T20:21:02Z", "ended": "2010-12-29T19:21:02Z", "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": 1629, "name": "Mid kyu tourny ....", "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": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 864000, "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": 385, "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": 12, "max_ranking": 21, "analysis_enabled": false, "exclusivity": "open", "started": "2012-06-14T16:02:20Z", "ended": "2012-06-14T14:02:20Z", "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": 140067, "name": "Rolling Rival - Single Elimination", "director": { "id": 1776211, "username": "MAESTRO of BADUK", "country": "kr", "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png", "ratings": { "version": 5, "overall": { "rating": 1780.1125530663214, "deviation": 67.44339287166498, "volatility": 0.06003264861713345 } }, "ranking": 28.26692808898232, "professional": false, "ui_class": "" }, "description": "This is for players who want to play fast correspondence match \n\nSingle Elimination for 15k ~ 5D\n\nStart time: 1 days\n\nFischer:: 7 hours\n\nMax. Time: 3 days\n\n*****\nPlease be careful below the rule;\n\nNO PAUSE & NO VACATION, anyone who takes on the vacation or pauses a game, will be disqualified.\n\nPlease send the tournament director a message if you find that your opponent pauses or turns vacation mode on.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "korean", "time_per_move": 25884, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 25200, "initial_time": 86400, "max_time": 172800 }, "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": 80, "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-64.png" }, "auto_start_on_max": false, "time_start": "2026-05-31T07:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 12, "max_ranking": 34, "analysis_enabled": true, "exclusivity": "open", "started": "2026-05-24T04:13:25.738122Z", "ended": null, "start_waiting": "2026-05-24T04:13:25.423530Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/2de231e0b190d65fe2d68b51bd7b4b2a-15.png", "player_count": 32, "ranked": true } ] }
