{"count":59675,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=649","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-board_size&page=647","results":[{"id":61836,"name":"Correspondence 19x19 RoundRobin 2020-06-13 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260515T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-15T19:00:50.037791Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-05-18T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2020-06-13T19:00:48.316595Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2020-06-13T19:00:49.120892Z","ended":"2020-07-30T03:39:04.225204Z","start_waiting":"2020-06-13T19:00:48.462310Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":5,"ranked":true},{"id":57697,"name":"Beat the kyu be the dan 2020","director":{"id":281554,"username":"TYDC","country":"_DOOP","icon":"https://user-uploads.online-go.com/bbd482f273f613d97a246c2d297b822c-64.png","ratings":{"version":5,"overall":{"rating":1777.8878372618747,"deviation":63.87558080875703,"volatility":0.05991597891921847}},"ranking":28.237978020441133,"professional":false,"ui_class":""},"description":"Rehosted ( Mcmahon -> Simul Mcmahon)\nIt has been few years since I started this series. For many go players, breaking through Dan level is a desirable achievement. It does not matter how long does it take; as long as we love Go, playing is enjoyable at all levels. \nThis series is intended for competitive SDK players on OGS. Players who become Dan in this tournament will get their names honored on the tournament record. Enjoy!","schedule":null,"title":null,"tournament_type":"s_mcmahon","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":20,"name":"Single Digit Kyu Room","summary":"A room for SDK's \r\n","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":758,"icon":"https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-64.png"},"auto_start_on_max":false,"time_start":"2020-04-19T14:00:00Z","players_start":100,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":15,"max_ranking":26,"analysis_enabled":false,"exclusivity":"open","started":"2020-04-18T14:32:28.131711Z","ended":"2024-10-16T04:01:54.601009Z","start_waiting":"2020-04-18T14:32:11.749905Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-15.png","player_count":62,"ranked":true},{"id":18120,"name":"Correspondence 19x19 RoundRobin 2016-06-10 01:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260515T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-15T19:00:50.037791Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-05-18T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2016-06-10T01:00:31.313886Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-06-10T01:00:50.706468Z","ended":"2016-12-23T12:25:38.613772Z","start_waiting":"2016-06-10T01:00:49.796600Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":29862,"name":"Correspondence 19x19 RoundRobin 2017-08-31 01:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260515T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-15T19:00:50.037791Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-05-18T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2017-08-31T01:00:22.077291Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-08-31T01:00:55.065498Z","ended":"2018-02-12T14:07:10.845144Z","start_waiting":"2017-08-31T01:00:47.678779Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":111854,"name":"19x19 Open D.E. Cup #59","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1257.4677062675705,"deviation":69.47770027155092,"volatility":0.06021177612116814}},"ranking":20.220528581218108,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","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","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":73,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2024-01-28T22:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-01-25T15:26:41.394154Z","ended":"2025-05-23T19:39:21.518378Z","start_waiting":"2024-01-25T15:26:41.297457Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":122583,"name":"DDK Doubles #2","director":{"id":496469,"username":"beefwithasillyguy","country":"un","icon":"https://secure.gravatar.com/avatar/8f199a278c84623f101aaeeb65c92e06?s=64&d=retro","ratings":{"version":5,"overall":{"rating":816.9698376609466,"deviation":101.8809539743649,"volatility":0.06000469285066534}},"ranking":10.23702059009903,"professional":false,"ui_class":""},"description":"Monthly tournament for DDK players","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":93238,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":false,"main_time":864000,"period_time":86400,"periods":10},"is_open":true,"exclude_provisional":false,"group":{"id":43,"name":"Kyu Level Study Group","summary":"A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":8890,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"},"auto_start_on_max":true,"time_start":"2024-12-01T17:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":19,"analysis_enabled":true,"exclusivity":"open","started":"2024-11-30T17:48:08.593669Z","ended":"2025-12-23T16:19:31.529731Z","start_waiting":"2024-11-30T17:48:08.440324Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png","player_count":8,"ranked":true},{"id":61838,"name":"jonathan>>>>>>>>::::::::","director":{"id":793009,"username":"Jjcoolman","country":"us","icon":"https://user-uploads.online-go.com/51542b81ccf9403e1ad9eb86806d0f41-64.png","ratings":{"version":5,"overall":{"rating":559.9020457626284,"deviation":87.69965353647365,"volatility":0.05998677843418803}},"ranking":5,"professional":false,"ui_class":""},"description":"ghjjdbhbhdndjsn\ndsbdhsajjnjs\njdvhjfdmxzndjksxmbfhjdx\nhdfhdujskxzh\ndfhjhdjfkj\nhHfFDRMB\nbhdvbchjdssdhs\nwhehgdewyhshwu","schedule":null,"title":null,"tournament_type":"mcmahon","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":43,"name":"Kyu Level Study Group","summary":"A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":8890,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"},"auto_start_on_max":false,"time_start":"2020-06-12T20:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-06-20T00:32:01.661379Z","ended":"2020-09-15T08:33:20.790991Z","start_waiting":"2020-06-20T00:32:01.388349Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png","player_count":4,"ranked":true},{"id":23696,"name":"Correspondence 19x19 RoundRobin 2017-01-09 01:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260515T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-15T19:00:50.037791Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-05-18T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2017-01-09T01:00:36.888120Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-01-09T01:00:57.519492Z","ended":"2017-09-18T21:50:26.002832Z","start_waiting":"2017-01-09T01:00:55.504071Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":121559,"name":"Handicap Arena 2024 - 068","director":{"id":2408,"username":"richyfourtytwo","country":"de","icon":"https://user-uploads.online-go.com/8482108492340cf4f2021653180eb741-64.png","ratings":{"version":5,"overall":{"rating":1554.9932038219886,"deviation":65.56454183736781,"volatility":0.05973587464711485}},"ranking":25.136922632754516,"professional":false,"ui_class":""},"description":"Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","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":13655,"name":"Handicap Arena","summary":"Organising arena-type handicap correspondence tournaments.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":107,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2024-10-29T19:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-10-27T21:43:46.136587Z","ended":"2025-01-17T23:15:48.479600Z","start_waiting":"2024-10-27T21:43:45.991782Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":5,"ranked":true},{"id":111600,"name":"新春線上齊聚賽/Happy Lunar New Year Tournament","director":{"id":1040579,"username":"Squirrelder松鼠長老","country":"tw","icon":"https://user-uploads.online-go.com/d3f23d9e084effcc318f1e7a29013710-64.png","ratings":{"version":5,"overall":{"rating":1308.468118053439,"deviation":62.722420716134934,"volatility":0.05991532620883464}},"ranking":21.140906271905124,"professional":false,"ui_class":""},"description":"It's Lunar New Year(CNY) Again, time to celebrate by Go game during the holiday. Welcome to join and see if when this tournament will finish. Maybe this one will  last for several years again. Anyway, just take easy and have fun to play game.","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":false,"per_move":86400},"is_open":true,"exclude_provisional":false,"group":{"id":11838,"name":"蕭兔孽徒團 (Xiao Tu Legion)","summary":"本群是黑嘉嘉成人班學員們在OGS開的社團，歡迎其他人加入社團一起交流。\nWe are students from Hei Jiajia Online Course in Taiwan, We are also welcome player around the world.","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":325,"icon":"https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-64.png"},"auto_start_on_max":false,"time_start":"2024-02-09T22:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-02-09T22:00:39.477867Z","ended":"2024-12-19T16:49:41.702209Z","start_waiting":"2024-02-09T22:00:39.192885Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/bc78597580f1cf5b9b6f3d07761091a0-15.png","player_count":29,"ranked":true}]}