{"count":60459,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-time_per_move&page=1010","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-time_per_move&page=1008","results":[{"id":38506,"name":"1st International Mandelbrot Cup","director":{"id":527014,"username":"deleted-fae04c4c-3738-4477-a91f-f0435f893e32","country":"gb","icon":"https://user-uploads.online-go.com/b243196be54f7c40b369dcf90670360e-64.png","ratings":{"version":5,"overall":{"rating":1043.6976545990792,"deviation":69.08991620947712,"volatility":0.05998374323037165}},"ranking":15.90698683292563,"professional":false,"ui_class":""},"description":"In honour of Benoit Mandelbrot a mathematician famous for the Mandelbrot set.  The Mandelbrot set is one of the most beautiful bits of maths showing all values of c in which the corresponding Julia set of z->z^2+c is connected.\n\n....maybe our games of Go demonstrate something of the fractal properties that we see in the Mandelbrot set.\n\nWho has what it takes to hold the first title!\n\nJoin in and have fun.","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":37,"name":"UK ","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":73,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2018-07-01T21:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2018-07-01T21:00:44.947450Z","ended":"2019-07-27T20:28:47.632069Z","start_waiting":"2018-07-01T21:00:43.584053Z","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":68455,"name":"Monthly Simultaneous McMahon 2020-12-16 17:00","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":10,"name":"Monthly Simultaneous McMahon","rrule":"DTSTART:20260701T170000Z\nRRULE:FREQ=MONTHLY","active":true,"created":"2015-12-16T02:47:16.592231Z","last_run":"2026-07-01T17:00:17.531176Z","lead_time_seconds":1296000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":5,"maximum_players":200},"next_run":"2026-08-01T17:00:00Z","base_points":"50.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2020-12-16T17:00:04.636976Z","players_start":50,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2020-12-16T17:00:18.113608Z","ended":"2022-03-31T04:05:46.339194Z","start_waiting":"2020-12-16T17:00:09.654754Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":78,"ranked":true},{"id":8362,"name":"Correspondence 9x9 RoundRobin 2015-06-18 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":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260731T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-07-31T19:00:16.465774Z","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":"2026-08-03T19:00:00Z","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":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2015-06-18T01:00:18.618829Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2015-06-18T01:00:40.330529Z","ended":"2015-07-29T18:01:46.721398Z","start_waiting":"2015-06-18T01:00:39.433573Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":10,"ranked":true},{"id":18721,"name":"Correspondence 19x19 RoundRobin 2016-07-04 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:20260729T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-07-29T19:00:23.080241Z","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":"2026-08-01T19:00:00Z","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":"2016-07-04T01:00:21.922488Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-07-04T01:00:44.062377Z","ended":"2016-08-24T23:49:20.134846Z","start_waiting":"2016-07-04T01:00:41.749484Z","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":50967,"name":"Correspondence 13x13 RoundRobin 2019-08-10 19:02","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":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260730T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-07-30T19:00:22.759740Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":13,"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":"2026-08-02T19:00:00Z","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":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2019-08-10T19:02:06.564668Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2019-08-10T19:03:08.483948Z","ended":"2019-08-24T20:06:34.978938Z","start_waiting":"2019-08-10T19:03:06.467370Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":5,"ranked":true},{"id":94068,"name":"EStAT 2022","director":{"id":1149889,"username":"deleted-c9422e86-207e-4512-babc-ad35be80db1d","country":"un","icon":"https://secure.gravatar.com/avatar/4cf6170f7d12722ca7f3bb7ac816eb1d?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1373.6504307008368,"deviation":118.0485233367896,"volatility":0.0600001103276039}},"ranking":22.266335807260624,"professional":false,"ui_class":""},"description":"Eerste St Agatha toernooi 2022","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":false,"group":{"id":12230,"name":"Go club St Agatha","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":0,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2022-08-30T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-08-30T14:00:20.434871Z","ended":"2022-09-06T07:36:25.639748Z","start_waiting":"2022-08-30T14:00:20.326883Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":4,"ranked":true},{"id":80941,"name":"Correspondence Weekly McMahon 19x19 2021-10-09 17:00","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":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260727T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-07-27T17:00:53.448073Z","lead_time_seconds":432000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"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":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":4,"maximum_players":1000},"next_run":"2026-08-03T17:00:00Z","base_points":"30.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"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":"2021-10-09T17:00:59.443021Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2021-10-09T17:01:09.382007Z","ended":"2022-07-20T20:48:28.983961Z","start_waiting":"2021-10-09T17:01:07.158520Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":26,"ranked":true},{"id":81480,"name":"Correspondence 13x13 RoundRobin 2021-10-19 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":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260730T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-07-30T19:00:22.759740Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":13,"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":"2026-08-02T19:00:00Z","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":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2021-10-19T19:00:01.025621Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2021-10-19T19:00:05.211811Z","ended":"2021-11-24T05:52:27.914826Z","start_waiting":"2021-10-19T19:00:04.127940Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":10,"ranked":true},{"id":70009,"name":"#005 🐶","director":{"id":782501,"username":"マンジュリカ","country":"jp","icon":"https://user-uploads.online-go.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png","ratings":{"version":5,"overall":{"rating":1613.1492347649423,"deviation":66.21889845362597,"volatility":0.05849840812884101}},"ranking":25.986924418598104,"professional":false,"ui_class":""},"description":"have fun","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":2214,"name":"Dogs fun","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":11,"icon":"https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png"},"auto_start_on_max":true,"time_start":"2021-01-13T23:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":24,"analysis_enabled":true,"exclusivity":"open","started":"2021-01-13T23:00:18.631546Z","ended":"2021-05-04T16:16:34.753117Z","start_waiting":"2021-01-13T23:00:18.190722Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png","player_count":7,"ranked":true},{"id":33909,"name":"Correspondence Weekly McMahon 19x19 2018-01-27 17:00","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":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260727T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-07-27T17:00:53.448073Z","lead_time_seconds":432000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"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":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":4,"maximum_players":1000},"next_run":"2026-08-03T17:00:00Z","base_points":"30.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"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":"2018-01-27T17:00:04.862431Z","players_start":60,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2018-01-27T17:00:56.885920Z","ended":"2019-05-15T00:53:52.936429Z","start_waiting":"2018-01-27T17:00:36.788824Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":62,"ranked":true}]}