{"count":59571,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=is_open&page=3600","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=is_open&page=3598","results":[{"id":139777,"name":"5o a 7o","director":{"id":1861,"username":"sbstnmntlf","country":"cl","icon":"https://user-uploads.online-go.com/268a3294e0b64c27c9707f9b961dd3f7-64.png","ratings":{"version":5,"overall":{"rating":1909.9402896498905,"deviation":75.90657873965178,"volatility":0.06006553358457227}},"ranking":29.89658125733005,"professional":false,"ui_class":""},"description":"hola hola","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":13,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":10,"initial_time":180,"max_time":180},"is_open":true,"exclude_provisional":false,"group":{"id":2528,"name":"British School Punta Arenas","summary":"Grupo que reúne a los alumnos del Taller de Go del British School - Punta Arenas\n","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":196,"icon":"https://user-uploads.online-go.com/ea174198bf56c9217e3605e1d81eefd5-64.png"},"auto_start_on_max":false,"time_start":"2026-04-29T21:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2026-04-29T19:37:19.063321Z","ended":"2026-04-29T19:38:04.177169Z","start_waiting":"2026-04-29T19:37:18.935719Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/ea174198bf56c9217e3605e1d81eefd5-15.png","player_count":6,"ranked":true},{"id":139770,"name":"Enjou games","director":{"id":1951598,"username":"metzbill","country":"us","icon":"https://user-uploads.online-go.com/5fd48a83574c486f4e93b5ccdc5430ad-64.png","ratings":{"version":5,"overall":{"rating":786.8094269548651,"deviation":69.87451057160217,"volatility":0.06007810459360514}},"ranking":9.366207691258818,"professional":false,"ui_class":"supporter"},"description":"For begginers that don't want to be matched with an expert.","schedule":null,"title":null,"tournament_type":"mcmahon","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":13675,"name":"Sunday GO and MORE","summary":"You can't miss this group, join now!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":110,"icon":"https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png"},"auto_start_on_max":true,"time_start":"2026-05-09T16:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":10,"analysis_enabled":true,"exclusivity":"open","started":null,"ended":null,"start_waiting":null,"board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png","player_count":4,"ranked":true},{"id":139279,"name":"9x9 For Fun","director":{"id":1860048,"username":"おたく","country":"us","icon":"https://user-uploads.online-go.com/71a9b065ccffcbbb614975a06fa8accd-64.png","ratings":{"version":5,"overall":{"rating":1009.7700788583326,"deviation":60.41594641800184,"volatility":0.059897823974497284}},"ranking":15.141944514076512,"professional":false,"ui_class":""},"description":"... its just for fun and its making me make a whole description and title","schedule":null,"title":null,"tournament_type":"mcmahon","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":16344,"name":"1Dan","summary":"Road from Kyu levels to Dan rankings","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":6,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2026-04-17T19:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2026-04-17T19:00:56.582780Z","ended":"2026-05-04T11:29:40.569009Z","start_waiting":"2026-04-17T19:00:56.307751Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":5,"ranked":false},{"id":139775,"name":"Correspondence 9x9 RoundRobin 2026-04-30 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 Site-wide Tournament","schedule":{"id":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260505T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-05-05T19:00:49.109057Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"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":"2026-05-08T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2026-04-30T19:00:48.819325Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2026-04-30T19:01:48.882195Z","ended":null,"start_waiting":"2026-04-30T19:01:48.733683Z","board_size":9,"active_round":1,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":6,"ranked":true},{"id":136191,"name":"Absolute Fortnight - May 2026","director":{"id":710368,"username":"Macrophage","country":"un","icon":"https://user-uploads.online-go.com/90a535ecb859bd75ac6553453904b2ab-64.png","ratings":{"version":5,"overall":{"rating":1713.4277302710823,"deviation":68.94935916982618,"volatility":0.0597722976300652}},"ranking":27.38304466187102,"professional":false,"ui_class":""},"description":"**Beware the absolute time control.**\n\nA tournament series by Macrophage and fix.david\n\nPrevious tournament: https://online-go.com/tournament/132922\n\nNext tournament: https://online-go.com/tournament/138559","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":9573,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"correspondence","pause_on_weekends":false,"total_time":1209600},"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":821,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":false,"time_start":"2026-04-30T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-04-30T23:00:50.569174Z","ended":null,"start_waiting":"2026-04-30T23:00:49.133665Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":43,"ranked":true},{"id":135981,"name":"DDK Room Rapid Correspondence New Year Tournament","director":{"id":58836,"username":"DrQuantum","country":"us","icon":"https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png","ratings":{"version":5,"overall":{"rating":1031.942206794741,"deviation":62.821896304359484,"volatility":0.058974986774449345}},"ranking":15.644762608526174,"professional":false,"ui_class":""},"description":"Rapid Correspondence Tournament for DDKs - 12 hours increment per move, max 3 days.  Join the fun!","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","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":259200},"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":"2026-01-16T16:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"group","started":"2026-01-31T12:01:45.349553Z","ended":null,"start_waiting":"2026-01-31T12:01:44.951830Z","board_size":19,"active_round":2,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":8,"ranked":true},{"id":137315,"name":"19x19 Open D.E. Cup #158","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1302.5634718234464,"deviation":69.06809206244723,"volatility":0.060209056214312356}},"ranking":21.036202220240828,"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":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2026-02-15T22:05:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-02-15T05:59:33.743861Z","ended":null,"start_waiting":"2026-02-15T05:59:33.594331Z","board_size":19,"active_round":2,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":139802,"name":"Live 9x9 Double Elimination Tournament 2026-04-30 14:30","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 Site-wide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260506T020000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-05-06T02:00:49.126150Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-05-06T06:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":41,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2026-04-30T14:30:48.723041Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-04-30T14:31:48.795104Z","ended":"2026-04-30T15:07:08.959079Z","start_waiting":"2026-04-30T14:31:48.721461Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":8,"ranked":true},{"id":131682,"name":"19x19 Open D.E. Cup #129","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1302.5634718234464,"deviation":69.06809206244723,"volatility":0.060209056214312356}},"ranking":21.036202220240828,"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":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-08-31T21:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-27T15:03:43.318168Z","ended":"2026-04-30T20:32:55.696250Z","start_waiting":"2025-08-27T15:03:43.179372Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":135351,"name":"9x9 Open D.E. Cup #212","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1302.5634718234464,"deviation":69.06809206244723,"volatility":0.060209056214312356}},"ranking":21.036202220240828,"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/10842","schedule":null,"title":null,"tournament_type":"double_elimination","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":false,"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":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-12-21T20:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-12-18T12:03:36.522316Z","ended":null,"start_waiting":"2025-12-18T12:03:36.396479Z","board_size":9,"active_round":4,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":8,"ranked":true}]}