{"count":59506,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=exclude_provisional&page=2402","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=exclude_provisional&page=2400","results":[{"id":123040,"name":"Exploring Mirrors #1","director":{"id":62763,"username":"saxmaam","country":"us","icon":"https://user-uploads.online-go.com/ecaadfea6552bbc99c01bdabdedfecf1-64.png","ratings":{"version":5,"overall":{"rating":900.5601301639981,"deviation":66.8050633981357,"volatility":0.06048614065516224}},"ranking":12.49217230290658,"professional":false,"ui_class":"supporter"},"description":"Let's explore mirror go!  If black wants to mirror, he starts with tengen; else white starts mirroring with move two.  Mirroring can stop at any time, but remember that the purpose is to explore mirror games.  Have fun!\n\nI selected a fairly simple format with double elimination so that we don't get swamped with too many games at once.\n\nDiscussion of mirror situations is encouraged!","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":true,"group":{"id":14853,"name":"Exploring Mirror Go","summary":"A safe place to mirror.\n\nI need to add an admin or two so this group doesn't become a zombie if I quit playing for a while.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":19,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2024-12-25T14:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-12-25T14:00:55.902257Z","ended":null,"start_waiting":"2024-12-25T14:00:55.750959Z","board_size":19,"active_round":7,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":14,"ranked":true},{"id":136347,"name":"Live 9x9 Double Elimination Tournament 2026-01-14 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 Site-wide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260428T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-04-28T18:00:35.138859Z","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":"2026-04-28T22:00:00Z","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":"2026-01-14T06:30:49.477172Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-01-14T06:31:49.588243Z","ended":"2026-01-14T06:58:11.891144Z","start_waiting":"2026-01-14T06:31:49.491237Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":5,"ranked":true},{"id":136859,"name":"Handicap group - douple elimination (not arena)","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1043.6007971957747,"deviation":64.54936359494891,"volatility":0.060068874363373596}},"ranking":15.904838363083012,"professional":false,"ui_class":"supporter"},"description":"***Please note this tournament doesn't count for the Handicap Arena standings.***\n\nRest of group rules apply as usual.","schedule":null,"title":null,"tournament_type":"double_elimination","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":106,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2026-03-17T18:00:00Z","players_start":10,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2026-03-17T00:54:52.446020Z","ended":null,"start_waiting":"2026-03-17T00:54:52.269244Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true},{"id":136348,"name":"BegINner fiGhT!!! veR 5 _ handicap mode","director":{"id":1742791,"username":"AKIBABO","country":"_GoT_Lannister","icon":"https://user-uploads.online-go.com/42e46e1ae449cfa5e3b99fac1d8dfab8-64.png","ratings":{"version":5,"overall":{"rating":771.0008696407374,"deviation":61.92793588520186,"volatility":0.05988504152072209}},"ranking":8.896342180761158,"professional":false,"ui_class":""},"description":"BegINner fiGhT!!! vER.5","schedule":null,"title":null,"tournament_type":"swiss","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":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":17925,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":true,"time_start":"2026-01-23T07:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":29,"analysis_enabled":false,"exclusivity":"open","started":"2026-01-23T07:00:04.995206Z","ended":null,"start_waiting":"2026-01-23T07:00:04.824480Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":11,"ranked":true},{"id":136364,"name":"9x9 Mini League 10k-25k #363","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1328.4337060647135,"deviation":68.98965903759373,"volatility":0.060206245193250185}},"ranking":21.491478440446674,"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":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2026-01-25T20:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-21T15:58:13.728724Z","ended":"2026-02-03T17:14:30.302398Z","start_waiting":"2026-01-21T15:58:13.538363Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":133813,"name":"Torneo del ermitaño","director":{"id":663579,"username":"Panunezc","country":"cl","icon":"https://user-uploads.online-go.com/b7c22b012f3480efcf1bbf3954634209-64.png","ratings":{"version":5,"overall":{"rating":1365.5247886290178,"deviation":62.08714265084917,"volatility":0.059895592538645015}},"ranking":22.12898850328785,"professional":false,"ui_class":""},"description":"Cada cierto tiempo un rōnin se te cruza en el camino. Ten cuidado.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":88451,"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":4262,"name":"Rōnin - Club de Go","summary":"Club virtual de Go en español.","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":24,"icon":"https://user-uploads.online-go.com/92d5a59bb7625690aae574f4fccfb493-64.png"},"auto_start_on_max":false,"time_start":"2025-10-31T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-10-31T00:00:03.091966Z","ended":"2026-02-06T11:43:35.572390Z","start_waiting":"2025-10-31T00:00:02.496146Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/92d5a59bb7625690aae574f4fccfb493-15.png","player_count":10,"ranked":true},{"id":136366,"name":"Correspondence 9x9 RoundRobin 2026-01-15 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:20260426T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-04-26T19:00:49.542784Z","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":"2026-04-29T19:00:00Z","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":"2026-01-15T19:00:49.958248Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-15T19:00:51.557296Z","ended":"2026-03-10T14:08:31.021036Z","start_waiting":"2026-01-15T19:00:50.433442Z","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":138445,"name":"Live 9x9 Double Elimination Tournament 2026-03-19 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 Site-wide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260428T180000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-04-28T18:00:35.138859Z","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":"2026-04-28T22:00:00Z","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":"2026-03-19T18:30:18.535626Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-03-19T18:31:45.644361Z","ended":"2026-03-19T19:08:19.850921Z","start_waiting":"2026-03-19T18:31:45.410161Z","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":133857,"name":"upro je dosadan","director":{"id":1546736,"username":"dodov","country":"un","icon":"https://secure.gravatar.com/avatar/9b91b2743933f57ce9514a8fe4a948d4?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1046.466443304714,"deviation":300.26900803837844,"volatility":0.06000469598906954}},"ranking":15.968319334131396,"professional":false,"ui_class":"provisional"},"description":"upro je dosadan","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":51,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":15845,"name":"vugrinec","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":true,"member_count":2,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2025-10-29T10:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2025-11-29T01:29:10.326003Z","ended":"2025-11-29T01:29:24.425915Z","start_waiting":"2025-11-29T01:29:10.281988Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true},{"id":133834,"name":"9x9 Mini League 10k-25k #336","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1328.4337060647135,"deviation":68.98965903759373,"volatility":0.060206245193250185}},"ranking":21.491478440446674,"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":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-11-02T20:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2025-11-01T06:52:46.708124Z","ended":"2025-12-03T07:54:38.050772Z","start_waiting":"2025-11-01T06:52:46.561719Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true}]}