{"count":59655,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-subsequent_pairing_method&page=611","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-subsequent_pairing_method&page=609","results":[{"id":1461,"name":"Paracelsus's mini-tournament","director":{"id":1890,"username":"Shinobikou","country":"us","icon":"https://user-uploads.online-go.com/db3f294bdcd8ac566c7ce4cc778c9d0c-64.png","ratings":{"version":5,"overall":{"rating":1595.0549760612269,"deviation":67.68476253070182,"volatility":0.06008873530811517}},"ranking":25.725789837983566,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":78,"name":"OGS Mini Tournaments","summary":"The home for all of the old OGS mini tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":383,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":1,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2011-06-28T15:05:00Z","ended":"2011-06-28T13:05:00Z","start_waiting":null,"board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":114994,"name":"Blitz 13x13 Swiss Tournament 2024-04-15 11:30","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":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260516T150000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-05-16T15:00:50.016382Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-05-16T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":15,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2024-04-15T11:30:54.987196Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2024-04-15T11:31:55.071391Z","ended":"2024-04-15T12:23:32.556250Z","start_waiting":"2024-04-15T11:31:54.980134Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":6,"ranked":true},{"id":109301,"name":"Correspondence Weekly McMahon 19x19 2023-11-11 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:20260511T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-05-11T17:00:49.655876Z","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":"2026-05-18T17:00:00Z","base_points":"30.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":88451,"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":"2023-11-11T17:00:14.342844Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-11-11T17:00:32.201084Z","ended":"2024-08-24T17:22:21.102747Z","start_waiting":"2023-11-11T17:00:30.186129Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":29,"ranked":true},{"id":109990,"name":"2023 Winter Lviv tournament - 9x9","director":{"id":427977,"username":"OleksandrPshenychnyy","country":"ua","icon":"https://user-uploads.online-go.com/d549d0e6e73d804c76aa49a720165e9a-64.png","ratings":{"version":5,"overall":{"rating":1582.703985404246,"deviation":60.726128222588166,"volatility":0.05995170273659844}},"ranking":25.545834796106746,"professional":false,"ui_class":"supporter"},"description":"2023 Winter Lviv tournament - 9x9","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":37943,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":28800,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":false,"group":{"id":1460,"name":"Lviv Club","summary":"Lviv Go Players Group","require_invitation":false,"is_public":false,"admin_only_tournaments":true,"hide_details":false,"member_count":28,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2023-12-01T05:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2023-12-01T05:00:31.748014Z","ended":"2024-04-12T17:08:20.101800Z","start_waiting":"2023-12-01T05:00:31.357267Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":10,"ranked":true},{"id":1460,"name":"yusuke's \"casual player\" mini-tournament","director":{"id":37448,"username":"yusuke","country":"ph","icon":"https://secure.gravatar.com/avatar/dd053b85a4385189654b8789eaba79e7?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1499.4982410938435,"deviation":66.15807441985345,"volatility":0.060035443433964275}},"ranking":24.295637074228182,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":78,"name":"OGS Mini Tournaments","summary":"The home for all of the old OGS mini tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":383,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":10,"max_ranking":15,"analysis_enabled":false,"exclusivity":"open","started":"2011-11-21T12:02:31Z","ended":"2011-11-21T11:02:31Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":92681,"name":"September 2022 - Double Elimination 19x19","director":{"id":987760,"username":"deleted-f41b36e6-1556-4899-a775-dc2c1cd9ebb4","country":"ca","icon":"https://user-uploads.online-go.com/ec04439eea132df85e433a87c1f8a3c0-64.png","ratings":{"version":5,"overall":{"rating":2106.117124550817,"deviation":68.03535601314194,"volatility":0.05996971658182498}},"ranking":32.16005045129194,"professional":false,"ui_class":""},"description":"Have fun everyone!","schedule":null,"title":null,"tournament_type":"double_elimination","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":1843,"name":"Open Study Room","summary":"Community of go players who play long serious games in leagues, study together, set up lectures.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":1806,"icon":"https://user-uploads.online-go.com/8f94a8b09b47255de25f6e050f8928b4-64.png"},"auto_start_on_max":false,"time_start":"2022-09-01T21:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-09-01T21:00:38.674239Z","ended":"2024-08-10T14:01:11.543562Z","start_waiting":"2022-09-01T21:00:38.265186Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/8f94a8b09b47255de25f6e050f8928b4-15.png","player_count":31,"ranked":true},{"id":1459,"name":"Mellon's mini-tournament","director":{"id":15325,"username":"Mellon","country":"gb","icon":"https://secure.gravatar.com/avatar/17e78cb35d68bae404a809d65d5b6aa0?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1926.4135742067801,"deviation":69.65093113873655,"volatility":0.06020779063835434}},"ranking":30.095394450752128,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":{"id":78,"name":"OGS Mini Tournaments","summary":"The home for all of the old OGS mini tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":383,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":16,"max_ranking":24,"analysis_enabled":false,"exclusivity":"open","started":"2011-07-26T08:08:47Z","ended":"2011-07-26T06:08:47Z","start_waiting":null,"board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":20495,"name":"Blitz 13x13 Swiss Tournament 2016-09-08 03:30","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":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260516T150000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-05-16T15:00:50.016382Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-05-16T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2016-09-08T03:30:03.449443Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2016-09-08T03:30:05.579179Z","ended":"2016-09-08T04:22:00.387515Z","start_waiting":"2016-09-08T03:30:04.943633Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":6,"ranked":true},{"id":1478,"name":"sait's mini-tournament","director":{"id":37331,"username":"saitnl","country":"ru","icon":"https://secure.gravatar.com/avatar/1f7b55193c64146d08d4d13ec941f073?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1920.7003691765228,"deviation":62.20322080225982,"volatility":0.06007275852865158}},"ranking":30.02663600188539,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":78,"name":"OGS Mini Tournaments","summary":"The home for all of the old OGS mini tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":383,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":21,"max_ranking":27,"analysis_enabled":false,"exclusivity":"open","started":"2011-10-08T11:24:39Z","ended":"2011-10-08T09:24:39Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":20524,"name":"Blitz 13x13 Swiss Tournament 2016-09-09 07:30","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":3,"name":"Blitz 13x13 Swiss Tournament","rrule":"DTSTART:20260516T150000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-05-16T15:00:50.016382Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":40},"next_run":"2026-05-16T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":13,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":300,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2016-09-09T07:30:29.312109Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2016-09-09T07:30:30.116964Z","ended":"2016-09-09T08:08:19.659483Z","start_waiting":"2016-09-09T07:30:29.512713Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":9,"ranked":true}]}