{"count":59551,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=max_ranking&page=344","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=max_ranking&page=342","results":[{"id":2864,"name":"OGS SWT 13x13 DDK","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":"Starts on 01.05.2014. (May 1st). For more information, see http://online-go.com/forum/thread/3493/ .","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":87360,"time_control_parameters":{"time_control":"fischer","initial_time":86400,"max_time":259200,"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":383,"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":20,"analysis_enabled":true,"exclusivity":"open","started":"2014-05-01T08:30:04.341704Z","ended":"2014-08-24T20:06:15.106436Z","start_waiting":"2014-05-01T08:26:08.710758Z","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":132547,"name":"15k-10k Fast Correspondence Round-Robin #4","director":{"id":1408189,"username":"msaari","country":"fi","icon":"https://user-uploads.online-go.com/d84f8843f1ada4bb45291df34e84950f-64.png","ratings":{"version":5,"overall":{"rating":1002.6163704657981,"deviation":62.76521506097277,"volatility":0.05974198209363873}},"ranking":14.97735480821881,"professional":false,"ui_class":""},"description":"Fast round-robin tournament for high-end DDK players (15k to 10k). No handicaps, NZ rules, Fischer time with 2-day main time and 12 hours per move.\n\nShort vacations are allowed.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"nz","time_per_move":44568,"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":822,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":true,"time_start":"2025-09-26T04:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":15,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2025-09-20T17:21:11.280289Z","ended":"2025-11-20T10:05:21.862614Z","start_waiting":"2025-09-20T17:21:10.267422Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":10,"ranked":true},{"id":137088,"name":"13x13 Mini League 10k-25k #48","director":{"id":1688153,"username":"Mittelmark","country":"de","icon":"https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png","ratings":{"version":5,"overall":{"rating":1085.853799560171,"deviation":67.3768163524415,"volatility":0.060025167068784406}},"ranking":16.823651478136373,"professional":false,"ui_class":"supporter"},"description":"A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":93703,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":432000,"max_time":1209600},"is_open":true,"exclude_provisional":true,"group":{"id":161,"name":"13x13","summary":"Like to play on a 13 x 13 board?","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":59,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2026-02-13T21:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2026-02-11T16:05:30.938820Z","ended":null,"start_waiting":"2026-02-11T16:05:30.535464Z","board_size":13,"active_round":1,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":5,"ranked":true},{"id":111289,"name":"DDK playground II, fast correspondence.","director":{"id":1081052,"username":"Malakia","country":"be","icon":"https://user-uploads.online-go.com/c79fd56979d8c75717ce4a3094a39e8e-64.png","ratings":{"version":5,"overall":{"rating":1529.9885935446694,"deviation":65.86626184996788,"volatility":0.059965440240615196}},"ranking":24.761640415537734,"professional":false,"ui_class":""},"description":"Fast correspondence game, for DDK players.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":432000},"is_open":true,"exclude_provisional":true,"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":3658,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2024-01-18T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2024-01-10T07:16:28.154476Z","ended":"2025-10-20T10:02:19.546265Z","start_waiting":"2024-01-10T07:16:27.823518Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":32,"ranked":true},{"id":108671,"name":"9x9 Mini League 10k-25k #189","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1322.020035621088,"deviation":69.35646142141174,"volatility":0.06020515721259966}},"ranking":21.37943969157665,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":698,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2023-10-29T20:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2023-10-23T21:43:08.163819Z","ended":"2023-11-02T14:09:35.582318Z","start_waiting":"2023-10-23T21:43:07.962686Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":52667,"name":"Lions SE October","director":{"id":685649,"username":"deleted-de97c2da-fe66-4367-a0c6-0cc7ef949e4f","country":"cz","icon":"https://secure.gravatar.com/avatar/3b422bc40312dc004b3f8e15ea95a489?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1381.7132888864921,"deviation":65.83046055919601,"volatility":0.05999979371945466}},"ranking":22.401821150587708,"professional":false,"ui_class":""},"description":"9 x 9","schedule":null,"title":null,"tournament_type":"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":4048,"name":"For all Lions","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":0,"icon":"https://user-uploads.online-go.com/b38b5392aa93eaa41a46ce4dd5861bab-64.png"},"auto_start_on_max":false,"time_start":"2019-10-06T22:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2019-10-06T22:00:06.284759Z","ended":"2019-11-06T19:47:19.778925Z","start_waiting":"2019-10-06T22:00:05.612397Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/b38b5392aa93eaa41a46ce4dd5861bab-15.png","player_count":4,"ranked":true},{"id":71154,"name":"19-10k February 13 tournament","director":{"id":783481,"username":"Christoven","country":"un","icon":"https://secure.gravatar.com/avatar/237c8d585e9c8e7af90eaf0071adc075?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1444.8541348666627,"deviation":63.26061481417802,"volatility":0.059895755392225636}},"ranking":23.436258735225554,"professional":false,"ui_class":""},"description":"This tournament is a friendly tournament for the Online Go Club members and friends. Please join us in:\n\nhttps://discord.gg/013kxRiaFJ9H5RTIe\n\nThe tournament will use a strength pairing method so you are playing your level or around that for as long as possible. We will be using this method as the goal is not about winning as much as getting friendly competition and good practice going.\n\nIf you have any questions please ask in the Discord.\n\nHave fun!","schedule":null,"title":null,"tournament_type":"double_elimination","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":true,"group":{"id":2144,"name":"The Online Go Club","summary":"A fun group for players to play and make friends!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":246,"icon":"https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-64.png"},"auto_start_on_max":false,"time_start":"2021-02-13T16:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":11,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2021-02-13T16:00:47.988198Z","ended":"2021-02-13T18:13:05.555656Z","start_waiting":"2021-02-13T16:00:47.837681Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/806d6fed72c1e320ac298fb816c0b8fc-15.png","player_count":5,"ranked":true},{"id":14156,"name":"Fast DDK McMahon Strength Tourney","director":{"id":94496,"username":"tinuviel","country":"us","icon":"https://user-uploads.online-go.com/af2b4cf4df8f309026d4727252d6652f-64.png","ratings":{"version":5,"overall":{"rating":1545.470592144789,"deviation":69.77298056259959,"volatility":0.059984357289254685}},"ranking":24.994718647792233,"professional":false,"ui_class":""},"description":"A tourney for getting even games as much as possible against others who like the flexibilty of correspondence, but would prefer the tourney to progress quickly.\n\n**WARNING: Absolute time per player per game is 10 days.**\n\nYou CAN set vacation time during this tourney. However, each new round WILL begin on the first of the month; any games left unfinished due to vacation time WILL BE CALLED. \n\nFeel free to remind the TD on the 1st. \n\nHave fun!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":9600,"time_control_parameters":{"total_time":864000,"time_control":"absolute"},"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":822,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":false,"time_start":"2016-02-01T19:30:00Z","players_start":5,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2016-02-01T19:30:28.884720Z","ended":"2016-03-31T16:26:08.404116Z","start_waiting":"2016-02-01T19:30:28.574229Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":15,"ranked":true},{"id":23078,"name":"Yokohama Dec. 2016","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":795.749506096934,"deviation":64.73207371690647,"volatility":0.05991569543649287}},"ranking":9.627765134000988,"professional":false,"ui_class":""},"description":"13x13","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":32,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":180,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":119,"name":"TOKYO GO!","summary":"Tokyo Go Players Meet Together!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":44,"icon":"https://user-uploads.online-go.com/219c1747de3336cf873d86fba3f9f999-64.png"},"auto_start_on_max":false,"time_start":"2016-12-17T17:03:00Z","players_start":3,"first_pairing_method":"random","subsequent_pairing_method":"slide","min_ranking":7,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2016-12-17T17:03:29.283424Z","ended":"2016-12-17T17:41:20.582652Z","start_waiting":"2016-12-17T17:03:28.758812Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/219c1747de3336cf873d86fba3f9f999-15.png","player_count":11,"ranked":true},{"id":124955,"name":"9x9 Mini League 10k-25k #280","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1322.020035621088,"deviation":69.35646142141174,"volatility":0.06020515721259966}},"ranking":21.37943969157665,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":698,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-02-09T20:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2025-02-08T13:17:14.002980Z","ended":"2025-03-10T04:40:30.972399Z","start_waiting":"2025-02-08T13:17:13.851106Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true}]}