Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=67
{ "count": 59923, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=68", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=66", "results": [ { "id": 1940, "name": "Ashpaugh's mini-tournament", "director": { "id": 43824, "username": "Ashpaugh", "country": "un", "icon": "https://secure.gravatar.com/avatar/cdbc970c72009339c3315eb6b25396b2?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1182.1752027389764, "deviation": 154.56647393990858, "volatility": 0.06000845205366298 } }, "ranking": 18.79115942383283, "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": 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": 0, "max_ranking": 10, "analysis_enabled": false, "exclusivity": "open", "started": "2012-08-31T09:04:25Z", "ended": "2012-08-31T07:04:25Z", "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": 58289, "name": "9x9 Beginners Championship", "director": { "id": 750750, "username": "begingo1000", "country": "ez", "icon": "https://secure.gravatar.com/avatar/d705f1ba732fe17b3a05d20723059c83?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1317.1885810619165, "deviation": 64.49012040956917, "volatility": 0.06003208049018038 } }, "ranking": 21.294680724602816, "professional": false, "ui_class": "" }, "description": "9x9 championship for beginners.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 15360, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 14400, "initial_time": 86400, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 4957, "name": "Beginners 9x9", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 32, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-04-02T21:00:00Z", "players_start": 6, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-02T21:00:13.872636Z", "ended": "2020-05-01T03:14:25.500796Z", "start_waiting": "2020-04-02T21:00:13.071404Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 36318, "name": "Noob Tournament", "director": { "id": 527964, "username": "ojb", "country": "us", "icon": "https://secure.gravatar.com/avatar/dab007a9d1228c7c7eba4f77576c3ab2?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 574.3339565861214, "deviation": 92.46584494177299, "volatility": 0.05998036455608268 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "A tourney for ranks 25k-10k", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 18010, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2018-04-13T17:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2018-04-14T19:40:02.478299Z", "ended": "2018-06-03T07:37:30.302534Z", "start_waiting": "2018-04-14T19:40:02.069490Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 4, "ranked": true }, { "id": 2791, "name": "Swiss Cup 9x9", "director": { "id": 52052, "username": "ST000MA", "country": "rs", "icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1773.7204734712398, "deviation": 64.7543915421217, "volatility": 0.06233350490466346 } }, "ranking": 28.18365079311867, "professional": false, "ui_class": "" }, "description": "The tournament will start at 15:00 UTC on Monday, 5.2.2014. This is live tournament, so PLEASE BE ONLINE!", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "aga", "time_per_move": 18, "time_control_parameters": { "time_control": "byoyomi", "period_time": 15, "main_time": 300, "periods": 3 }, "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": 0, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2014-02-10T15:00:03.870865Z", "ended": "2014-02-10T15:28:16.922362Z", "start_waiting": "2014-02-10T15:00:03.268610Z", "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": 2639, "name": "Under 20k #01", "director": { "id": 4936, "username": "Syndrina", "country": "ca", "icon": "https://user-uploads.online-go.com/ef4fa10e12406bd9ea627dd9bd9fc111-64.png", "ratings": { "version": 5, "overall": { "rating": 1386.241615721719, "deviation": 66.75028378359585, "volatility": 0.05990124794069735 } }, "ranking": 22.47756722548621, "professional": false, "ui_class": "" }, "description": "Tournament Table available at:\n\nhttps://docs.google.com/spreadsheet/ccc?key=0Anda6pOZQpHydGN1alJQSnR1QnpObGNGa1dOd0dGRUE&usp=sharing", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 24, "name": "Double Digit Kyu Room", "summary": "For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3668, "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": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2013-11-12T22:24:40.097418Z", "ended": "2014-01-08T15:41:40.141987Z", "start_waiting": "2013-11-12T22:24:40.027756Z", "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": 30856, "name": "Test-Tournament", "director": { "id": 462637, "username": "Greenhunter", "country": "de", "icon": "https://user-uploads.online-go.com/9185272bd5b0a810c439d8201b15aa95-64.png", "ratings": { "version": 5, "overall": { "rating": 1301.4776463296544, "deviation": 69.38163651839255, "volatility": 0.05992312229793404 } }, "ranking": 21.01689617974638, "professional": false, "ui_class": "" }, "description": "Test... (I'll try to put one on every month's end )", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 120, "time_control_parameters": { "time_control": "simple", "speed": "live", "system": "simple", "pause_on_weekends": false, "per_move": 120 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1807, "name": "Isnirekikari", "summary": "Hi, this is a group for players with 25kyu till 1kyu. Especially beginners are welcome! In this group everyone should be able to play, without having to pay attention on the rank difference problem.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 9, "icon": "https://user-uploads.online-go.com/df363079a96b4c95cc28e1450823817d-64.png" }, "auto_start_on_max": false, "time_start": "2017-10-28T18:00:00Z", "players_start": 2, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": false, "exclusivity": "group", "started": "2017-10-30T19:09:13.197400Z", "ended": "2017-10-30T19:15:21.579500Z", "start_waiting": "2017-10-30T19:09:12.756200Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/df363079a96b4c95cc28e1450823817d-15.png", "player_count": 2, "ranked": true }, { "id": 52382, "name": "For Beginners Correspondence RR #10 Starts When Full (10 Players) or on Sunday", "director": { "id": 488500, "username": "Picard", "country": "un", "icon": "https://secure.gravatar.com/avatar/f1c34fa096a5d8ad30ce9febb7d4870e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1470.3231083618412, "deviation": 67.06113000039035, "volatility": 0.0599711398659376 } }, "ranking": 23.840777355800686, "professional": false, "ui_class": "" }, "description": "F THERE ? MARK(Provisional rank) NEAR BY YOUR USERNAME YOU HAVE TO PLAY MORE RANKED GAMES ABOUT 10(TOTAL) TO GET RANKED AND THEN IF 20K-25K YOU CAN JOIN THIS TOURNAMENT\n\nLEARN TO PLAY GO https://online-go.com/learn-to-play-go\n\nThere is documentary about go SURROUNDING GAME, ALPHA GO and anime HIKARU NO GO\n\nTO JOIN OTHER TOURNAMENTS VISIT THE GROUP PAGE https://online-go.com/group/2946\n\nThere is lots of useful links https://online-go.com/group/25, //// https://online-go.com/group/2014\n\nThis is Round Robin means all games (number of players -1) begin Simultaneously maximum 9 games", "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": false, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2946, "name": "Final Frontier", "summary": "Welcome to Final Frontier.\n\nWe have tons of tournaments and a magnificent director-Picard.\nPlease join this frontier soon, we are closing!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 73, "icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-64.png" }, "auto_start_on_max": true, "time_start": "2019-09-27T19:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2019-09-29T04:33:02.917361Z", "ended": "2019-10-23T16:15:41.988352Z", "start_waiting": "2019-09-29T04:32:57.273094Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-15.png", "player_count": 10, "ranked": true }, { "id": 1977, "name": "carokarm's mini-tournament", "director": { "id": 37953, "username": "carokarm", "country": "it", "icon": "https://user-uploads.online-go.com/a0691435eb8d73bedb868dfc58a43deb-64.png", "ratings": { "version": 5, "overall": { "rating": 1070.280775706649, "deviation": 63.91998008727588, "volatility": 0.059720797677923085 } }, "ranking": 16.489236571459887, "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": 432000, "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": 0, "max_ranking": 10, "analysis_enabled": false, "exclusivity": "open", "started": "2012-11-10T00:49:32Z", "ended": "2012-11-09T23:49:32Z", "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 1074, "name": "kehewasis's mini-tournament", "director": { "id": 30050, "username": "kehewasis", "country": "un", "icon": "https://secure.gravatar.com/avatar/003aa8038ea3135ac48ae867e955d6e0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1224.0631853939622, "deviation": 70.37299751144559, "volatility": 0.05999083742291937 } }, "ranking": 19.597234810830138, "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": 259200, "max_time": 604800, "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": 0, "max_ranking": 10, "analysis_enabled": false, "exclusivity": "open", "started": "2010-10-01T06:04:17Z", "ended": "2010-10-01T04:04:17Z", "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": 139959, "name": "“就爱挑战极限的我们” 特别季 低级组 组别一", "director": { "id": 1250228, "username": "Xuan Tian", "country": "my", "icon": "https://secure.gravatar.com/avatar/80dc35d1767b37d01fdf02be62fa5602?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 994.2578683976715, "deviation": 67.45339292206238, "volatility": 0.06023893316249576 } }, "ranking": 14.783551463757, "professional": false, "ui_class": "" }, "description": "25至20级的棋友，如有兴趣请在组别一和二选择一组报名", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16280, "name": "我们的友谊赛 Our friendly match", "summary": "A place to have a friendly match ", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": true, "member_count": 43, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2026-05-31T04:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": false, "exclusivity": "open", "started": "2026-05-18T06:47:31.724257Z", "ended": null, "start_waiting": "2026-05-18T06:47:31.365630Z", "board_size": 19, "active_round": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true } ] }
