{"count":59724,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=max_ranking&page=323","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=max_ranking&page=321","results":[{"id":47550,"name":"DDK.NL Go Club - April HDDK Swiss","director":{"id":463810,"username":"SuzieKyu","country":"nl","icon":"https://user-uploads.online-go.com/62a582e29c917f3dfcb81bce64a13f7a-64.png","ratings":{"version":5,"overall":{"rating":1171.4995125731932,"deviation":63.025646037873635,"volatility":0.06000597450469722}},"ranking":18.5811525604583,"professional":false,"ui_class":""},"description":"Monthly Swiss Tournament for high DDK players","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":172800,"time_control_parameters":{"time_control":"simple","speed":"correspondence","system":"simple","pause_on_weekends":false,"per_move":172800},"is_open":true,"exclude_provisional":true,"group":{"id":2979,"name":"Internatio.NL Go Club","summary":"Virtuele DDK club voor Nederlandse spelers en hun vrienden","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":64,"icon":"https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-64.png"},"auto_start_on_max":true,"time_start":"2019-04-23T10:00:00Z","players_start":6,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":16,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2019-04-23T10:00:59.862759Z","ended":"2019-07-22T13:37:32.344475Z","start_waiting":"2019-04-23T10:00:59.424982Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png","player_count":6,"ranked":true},{"id":72238,"name":"spring tournament","director":{"id":743533,"username":"ss76","country":"ru","icon":"https://secure.gravatar.com/avatar/13929beaec2a082c41c26666dd917e5a?s=64&d=retro","ratings":{"version":5,"overall":{"rating":865.69965614538,"deviation":63.39878919317945,"volatility":0.06003400172803372}},"ranking":11.578235639193064,"professional":false,"ui_class":""},"description":"tournament for those who want to","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":3,"name":"OGS","summary":"An open group for folks' who like OGS!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":1784,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"},"auto_start_on_max":true,"time_start":"2021-03-06T17:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2021-03-06T17:00:07.684610Z","ended":"2021-03-29T23:29:00.399693Z","start_waiting":"2021-03-06T17:00:06.939286Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png","player_count":6,"ranked":true},{"id":123317,"name":"9x9 Mini League 10k-25k #269","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1278.1418804365962,"deviation":68.96228044266971,"volatility":0.06021152405134618}},"ranking":20.59804548357835,"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":"2024-12-22T20:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2024-12-19T15:19:08.104821Z","ended":"2025-01-31T17:35:32.847328Z","start_waiting":"2024-12-19T15:19:07.930878Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":140010,"name":"13x13 Mini League 10k-25k #62","director":{"id":1688153,"username":"Mittelmark","country":"de","icon":"https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png","ratings":{"version":5,"overall":{"rating":1073.2840100977699,"deviation":66.95187850935433,"volatility":0.06002501957710229}},"ranking":16.55410507658349,"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":"2026-05-15T08:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2026-05-11T16:46:57.579252Z","ended":null,"start_waiting":"2026-05-11T16:46:57.472821Z","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":120331,"name":"DDK Malkovich Tournament","director":{"id":1277282,"username":"gug30","country":"_United_Federation_of_Planets","icon":"https://user-uploads.online-go.com/7f550bfc523fb9baa88055848046db07-64.png","ratings":{"version":5,"overall":{"rating":845.2521775859933,"deviation":63.990058598655516,"volatility":0.06003245823871806}},"ranking":11.024880884169207,"professional":false,"ui_class":""},"description":"You must use the Malkovich chat for as many moves as possible (click on Chat in the bottom right, change it to green Malkovich). Try to use it to explain your thoughts for all your moves!\n\nThis allows you to explain your reasoning for moves which your opponent can read after the game so we can all learn more.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":259200,"max_time":604800},"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":3662,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2024-10-19T06:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2024-10-19T06:00:44.299390Z","ended":"2025-11-15T04:06:00.070883Z","start_waiting":"2024-10-19T06:00:44.108620Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":18,"ranked":true},{"id":81714,"name":"DDK Round Robin","director":{"id":1068496,"username":"EphemeralBreeze","country":"_Scotland","icon":"https://secure.gravatar.com/avatar/42a488ac82713c10a5bc4ee50a6605b1?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1078.660739091476,"deviation":61.59005028544166,"volatility":0.05996272510391242}},"ranking":16.66978791208881,"professional":false,"ui_class":""},"description":"Round robin tournament for DDK players","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":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":3662,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2021-10-29T12:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2021-10-26T06:42:59.423264Z","ended":"2022-01-21T17:58:24.277592Z","start_waiting":"2021-10-26T06:42:59.047858Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":6,"ranked":true},{"id":85268,"name":"9x9 Mini League 10k-25k #14","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1278.1418804365962,"deviation":68.96228044266971,"volatility":0.06021152405134618}},"ranking":20.59804548357835,"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":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":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":"2022-01-30T21:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2022-01-28T02:19:30.290777Z","ended":"2022-02-17T17:34:02.706926Z","start_waiting":"2022-01-28T02:19:30.097028Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":43055,"name":"DDK.NL Go Club - Full moon tournament #2","director":{"id":463810,"username":"SuzieKyu","country":"nl","icon":"https://user-uploads.online-go.com/62a582e29c917f3dfcb81bce64a13f7a-64.png","ratings":{"version":5,"overall":{"rating":1171.4995125731932,"deviation":63.025646037873635,"volatility":0.06000597450469722}},"ranking":18.5811525604583,"professional":false,"ui_class":""},"description":"Monthly Round Robin Tournament","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","pause_on_weekends":true,"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2979,"name":"Internatio.NL Go Club","summary":"Virtuele DDK club voor Nederlandse spelers en hun vrienden","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":64,"icon":"https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-64.png"},"auto_start_on_max":false,"time_start":"2018-12-22T17:50:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2018-12-22T17:50:15.614921Z","ended":"2019-03-03T14:52:25.596375Z","start_waiting":"2018-12-22T17:50:11.850740Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/cbf3d1c63e4b51aee158455500f9a9e3-15.png","player_count":10,"ranked":true},{"id":49203,"name":"Training Ground Class 3 July 2019","director":{"id":87790,"username":"WiseBear","country":"ru","icon":"https://user-uploads.online-go.com/87e96797186d0c4042434c29195d8f12-64.png","ratings":{"version":5,"overall":{"rating":1104.0021061102002,"deviation":62.08308547890164,"volatility":0.06028822213904829}},"ranking":17.207368885691388,"professional":false,"ui_class":""},"description":"If you want to be stronger, then you should often play with those who are a little stronger than you. Training Grounds tournaments provide you with this opportunity.","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","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":3516,"name":"Game Of Stones","summary":"This group is no longer operated.","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":143,"icon":"https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-64.png"},"auto_start_on_max":true,"time_start":"2019-07-11T01:00:00Z","players_start":6,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"group","started":"2019-07-05T11:21:17.572805Z","ended":"2020-11-15T21:07:41.971393Z","start_waiting":"2019-07-05T11:21:15.199658Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-15.png","player_count":18,"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":247,"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}]}