{"count":60166,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=476","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=474","results":[{"id":74595,"name":"Correspondence 19x19 RoundRobin 2021-04-30 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 Sitewide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260705T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-07-05T19:00:18.208073Z","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":"2026-07-08T19:00:00Z","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":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2021-04-30T19:00:09.126675Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2021-04-30T19:00:11.732058Z","ended":"2021-08-22T11:57:36.381131Z","start_waiting":"2021-04-30T19:00:09.655288Z","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":75577,"name":"19x19 tournament","director":{"id":913532,"username":"NeilAgg","country":"us","icon":"https://secure.gravatar.com/avatar/52736d75e960e92fd849e7e2603b51ab?s=64&d=retro","ratings":{"version":5,"overall":{"rating":935.5257157939751,"deviation":66.08805134473363,"volatility":0.06007747224091692}},"ranking":13.37399510179393,"professional":false,"ui_class":""},"description":"Let's try a 19x19 tournament","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":7785,"name":"Students of r42","summary":"Group for players who are or have been playing teaching games with richyfourtytwo.\n\nI will review all ladder or tournament games within this group.\n\nPlaying is the best way to learn in the beginning, so join (at least) the 9x9 ladder and challenge each oth","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":9,"icon":"https://user-uploads.online-go.com/c3f4fc26def52c345456445d58e09485-64.png"},"auto_start_on_max":true,"time_start":"2021-05-29T02:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2021-05-27T00:09:18.297484Z","ended":"2021-08-24T12:30:08.629701Z","start_waiting":"2021-05-27T00:09:17.601669Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/c3f4fc26def52c345456445d58e09485-15.png","player_count":6,"ranked":true},{"id":42025,"name":"Lions 13x13 RR - November 2018","director":{"id":557899,"username":"🦁 Lvicala 🦁","country":"cz","icon":"https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png","ratings":{"version":5,"overall":{"rating":1215.5307681865688,"deviation":63.83387610820817,"volatility":0.060058613626475424}},"ranking":19.435301089469824,"professional":false,"ui_class":""},"description":"13x13","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":44160,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":86400,"max_time":172800,"time_increment":43200,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2773,"name":"Lions","summary":"for all fighters like lion :)","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":8,"icon":"https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png"},"auto_start_on_max":false,"time_start":"2018-11-10T08:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2018-11-10T08:00:38.406309Z","ended":"2018-11-22T08:51:37.922120Z","start_waiting":"2018-11-10T08:00:36.581731Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-15.png","player_count":6,"ranked":true},{"id":127610,"name":"19x19 Open League #84","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1325.0529908848616,"deviation":70.58676374549262,"volatility":0.06023746882442591}},"ranking":21.43248918766429,"professional":false,"ui_class":""},"description":"Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","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","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":79,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2025-04-27T21:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-04-25T14:35:29.581426Z","ended":"2025-09-27T10:48:24.587447Z","start_waiting":"2025-04-25T14:35:29.063737Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":87462,"name":"1 -> 龔嘉洛 2 -> 羅正韜","director":{"id":818416,"username":"傳碁學園","country":"un","icon":"https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png","ratings":{"version":5,"overall":{"rating":1898.3468207617877,"deviation":71.28817954667363,"volatility":0.06041644550084839}},"ranking":29.755630942351214,"professional":false,"ui_class":""},"description":"1 -> 龔嘉洛\n2 -> 羅正韜","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":36,"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":false,"group":{"id":7531,"name":"傳碁 C班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":87,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2022-03-19T08:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2022-03-19T07:18:17.829790Z","ended":"2022-03-19T07:29:51.476360Z","start_waiting":"2022-03-19T07:18:17.782059Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true},{"id":105525,"name":"Correspondence 19x19 RoundRobin 2023-07-19 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":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260705T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-07-05T19:00:18.208073Z","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":"2026-07-08T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-07-19T19:00:48.489464Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-07-19T19:00:49.234673Z","ended":"2023-11-07T15:42:06.584636Z","start_waiting":"2023-07-19T19:00:48.758206Z","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":78508,"name":"Pokémon Go! 8/6/2021","director":{"id":769817,"username":"Alenazheng","country":"us","icon":"https://user-uploads.online-go.com/6b197120be1d2523b033076ed7d6bf4a-64.png","ratings":{"version":5,"overall":{"rating":901.8881432945982,"deviation":64.09641335570893,"volatility":0.06016236982422869}},"ranking":12.526285359008245,"professional":false,"ui_class":""},"description":"Hi everyone I am back and playing GO! This tournament is called Pokémon GO please have fun playing with opponents. By Alenazheng","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","pause_on_weekends":false,"time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":6427,"name":"Pokémon Go","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":true,"member_count":52,"icon":"https://user-uploads.online-go.com/588f56ac30f3a91858de9d674e11dcd4-64.png"},"auto_start_on_max":false,"time_start":"2021-08-08T12:30:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-08-10T12:22:12.401224Z","ended":"2021-10-09T14:31:55.487672Z","start_waiting":"2021-08-10T12:22:12.112566Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/588f56ac30f3a91858de9d674e11dcd4-15.png","player_count":4,"ranked":true},{"id":43231,"name":"Lions 9 - December 2018","director":{"id":557899,"username":"🦁 Lvicala 🦁","country":"cz","icon":"https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png","ratings":{"version":5,"overall":{"rating":1215.5307681865688,"deviation":63.83387610820817,"volatility":0.060058613626475424}},"ranking":19.435301089469824,"professional":false,"ui_class":""},"description":"9 x 9","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":44160,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":86400,"max_time":259200,"time_increment":43200,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2773,"name":"Lions","summary":"for all fighters like lion :)","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":8,"icon":"https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-64.png"},"auto_start_on_max":false,"time_start":"2018-12-01T19:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2018-12-02T06:36:44.835973Z","ended":"2019-01-15T00:01:33.623580Z","start_waiting":"2018-12-02T06:36:44.056594Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/c3809b0710aca9a2fd14431e2d9e32f2-15.png","player_count":4,"ranked":true},{"id":77608,"name":"fdghdfhg","director":{"id":1023102,"username":"scps00","country":"un","icon":"https://secure.gravatar.com/avatar/6d44cde2d6b20aba8e2a8b5951f5cdfd?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1304.2918227457508,"deviation":240.12621952785298,"volatility":0.05999840599104936}},"ranking":21.066899228852943,"professional":false,"ui_class":"provisional"},"description":"dfghgfh","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":10,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"live","pause_on_weekends":false,"total_time":900},"is_open":true,"exclude_provisional":false,"group":{"id":9648,"name":"SCPS4D","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":16,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2021-07-16T05:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2021-07-16T04:13:54.988925Z","ended":"2021-07-16T04:33:43.499466Z","start_waiting":"2021-07-16T04:13:54.846209Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":5,"ranked":true},{"id":103333,"name":"OST - Olympic System Tournament","director":{"id":1033608,"username":"NetCat","country":"_United_Federation_of_Planets","icon":"https://secure.gravatar.com/avatar/013a769c858b338916b473d8298930be?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1406.6650193080409,"deviation":70.55993802829255,"volatility":0.06003444046653894}},"ranking":22.81614654991628,"professional":false,"ui_class":""},"description":"Tournaments are held every Saturday\n\nJoin the OST community (^-^)","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":91187,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":11969,"name":"OST GO","summary":"For Olympic tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":55,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png"},"auto_start_on_max":false,"time_start":"2023-08-05T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-08-05T14:00:54.210346Z","ended":"2024-08-08T12:01:47.089081Z","start_waiting":"2023-08-05T14:00:53.999570Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png","player_count":18,"ranked":true}]}