{"count":60935,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=first_pairing_method&page=2023","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=first_pairing_method&page=2021","results":[{"id":48816,"name":"Бамбарбия киргуду","director":{"id":590073,"username":"Argon74","country":"ru","icon":"https://user-uploads.online-go.com/1bc820b1aa57bf8704b7384c61ca1f21-64.png","ratings":{"version":5,"overall":{"rating":1593.5394326099945,"deviation":68.43806362866397,"volatility":0.06003528270761761}},"ranking":25.703783380566065,"professional":false,"ui_class":""},"description":"Для желающих. Зовите друзей и знакомых. Круговая система (каждый с каждым). Максимум 10 игроков в турнирах по круговой системе","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":90240,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":345600,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":3291,"name":"Samara Go Group","summary":"https://vk.com/@weiqi_school-razbor-dzhosek-uglovyh-debutov\n\nhttps://online-go.com/puzzle/181","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":5,"icon":"https://user-uploads.online-go.com/2093cf1b75c8807cd7cdd0395ee5a39b-64.png"},"auto_start_on_max":false,"time_start":"2019-06-01T06:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-06-01T06:00:59.906920Z","ended":"2019-07-07T01:03:35.809225Z","start_waiting":"2019-06-01T06:00:58.375869Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2093cf1b75c8807cd7cdd0395ee5a39b-15.png","player_count":5,"ranked":true},{"id":48738,"name":"Reg Cor. 9x9 10player R-Robin. Starts when full. Jun'19A","director":{"id":497519,"username":"Kosh-retired","country":"_Lord_Howe_Island","icon":"https://secure.gravatar.com/avatar/39dc5f9ee81b8243d315c8c729844456?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1574.954785564748,"deviation":61.40997215047312,"volatility":0.060088015249815864}},"ranking":25.432209892698047,"professional":false,"ui_class":""},"description":"---\n- STARTS WHEN FULL & Does NOT pause on the weekend.\n\n- Just one round. Ten players, nine games, Chinese Rules/Scoring.\n\n- If this suits you then, Bonne Partie :)\n\n- Note: Provisional players allowed & welcome.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":259200,"max_time":432000},"is_open":true,"exclude_provisional":false,"group":{"id":2014,"name":"The Nines 9x9 ","summary":"9x9 Go!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":380,"icon":"https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-64.png"},"auto_start_on_max":true,"time_start":"2019-06-08T13:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-06-08T16:58:31.308758Z","ended":"2019-07-25T05:44:36.001666Z","start_waiting":"2019-06-08T16:58:26.288908Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/809b7c04dc9f8a7b416cd2c50a71dc90-15.png","player_count":10,"ranked":true},{"id":46855,"name":"Capture GO Final Frontier Tournament 1","director":{"id":488500,"username":"Picard","country":"un","icon":"https://secure.gravatar.com/avatar/f1c34fa096a5d8ad30ce9febb7d4870e?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1470.3231083618412,"deviation":67.06113000039035,"volatility":0.0599711398659376}},"ranking":23.840777355800686,"professional":false,"ui_class":""},"description":"THE RULES: The first player to capture a stone or group of stones wins. Once a player loses a stone, he or she must resign. If no stones are captured during the game, then the game is scored like a normal Japanese.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2946,"name":"Final Frontier","summary":"Welcome to Final Frontier.\n\nWe have tons of tournaments and a magnificent director-Picard.\nPlease join this frontier soon, we are closing!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":73,"icon":"https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-64.png"},"auto_start_on_max":false,"time_start":"2019-04-15T19:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-04-15T19:00:28.321873Z","ended":"2019-08-14T15:31:32.495088Z","start_waiting":"2019-04-15T19:00:27.536219Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/dc9146aa65b9a001214cf5f3ed95a719-15.png","player_count":17,"ranked":true},{"id":50593,"name":"Live 9x9 Double Elimination Tournament 2019-07-27 18:30","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 Sitewide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260904T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-09-04T18:00:32.811998Z","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":"2026-09-04T22:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":33,"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":"2019-07-27T18:30:05.615685Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2019-07-27T18:31:06.253333Z","ended":"2019-07-27T19:07:15.220485Z","start_waiting":"2019-07-27T18:31:05.594125Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":4,"ranked":true},{"id":49962,"name":"Les éveillés.","director":{"id":658359,"username":"yonis.colleau","country":"un","icon":"https://secure.gravatar.com/avatar/36213ca7061afc32ce41c0b266460972?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1011.5985065533744,"deviation":121.32459076946982,"volatility":0.059989219230750894}},"ranking":15.183825161663622,"professional":false,"ui_class":""},"description":"On est là pour faire la merde on s'ennuie","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":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":18140,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2019-07-05T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-07-08T05:37:46.432483Z","ended":"2019-10-10T07:47:41.763970Z","start_waiting":"2019-07-08T05:37:45.749951Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":4,"ranked":true},{"id":25201,"name":"Ludu Go IV","director":{"id":15530,"username":"Julko","country":"pl","icon":"https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png","ratings":{"version":5,"overall":{"rating":864.0752257226206,"deviation":66.69099234839376,"volatility":0.05927716479341325}},"ranking":11.534755327695938,"professional":false,"ui_class":"supporter"},"description":"Por ĉiuj goistoj","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"chinese","time_per_move":93120,"time_control_parameters":{"system":"fischer","pause_on_weekends":true,"time_control":"fischer","initial_time":604800,"max_time":604800,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":false,"group":{"id":137,"name":"Esperantejo","summary":"Por esperanta go luduloj","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":106,"icon":"https://user-uploads.online-go.com/caff677bb0f816f656b2273df670eb22-64.png"},"auto_start_on_max":true,"time_start":"2017-05-31T04:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-05-31T04:00:31.619001Z","ended":"2020-01-06T13:36:47.669852Z","start_waiting":"2017-05-31T04:00:24.701203Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/caff677bb0f816f656b2273df670eb22-15.png","player_count":27,"ranked":true},{"id":55533,"name":"Live 9x9 Double Elimination Tournament 2020-01-10 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 Sitewide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260904T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-09-04T18:00:32.811998Z","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":"2026-09-04T22:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":33,"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":"2020-01-10T14:30:46.241558Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2020-01-10T14:30:48.365287Z","ended":"2020-01-10T15:05:45.797387Z","start_waiting":"2020-01-10T14:30:47.663779Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":6,"ranked":true},{"id":48762,"name":"2019 Maio A","director":{"id":307866,"username":"swafaron","country":"br","icon":"https://user-uploads.online-go.com/c62da84b968b7d03ab1235c4e4988c13-64.png","ratings":{"version":5,"overall":{"rating":1568.7246028591371,"deviation":62.77870530874028,"volatility":0.05985028812148364}},"ranking":25.340451859744853,"professional":false,"ui_class":""},"description":"2019 Maio A","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":31680,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":28800,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":1527,"name":"Brasil","summary":"Ponto de encontro dos jogadores brasileiros","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":500,"icon":"https://user-uploads.online-go.com/94104bdcbaa52ac8e424a6fb2a6b03a4-64.png"},"auto_start_on_max":false,"time_start":"2019-05-31T23:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":29,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2019-05-31T23:00:22.488559Z","ended":"2019-10-30T04:24:54.720854Z","start_waiting":"2019-05-31T23:00:22.325870Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/94104bdcbaa52ac8e424a6fb2a6b03a4-15.png","player_count":3,"ranked":true},{"id":49351,"name":"Live 9x9 Double Elimination Tournament 2019-06-15 06:30","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 Sitewide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260904T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-09-04T18:00:32.811998Z","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":"2026-09-04T22:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":33,"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":"2019-06-15T06:30:08.550477Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2019-06-15T06:30:13.623878Z","ended":"2019-06-15T07:24:38.061821Z","start_waiting":"2019-06-15T06:30:10.039533Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":7,"ranked":true},{"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}]}