{"count":59724,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=subsequent_pairing_method&page=1436","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=subsequent_pairing_method&page=1434","results":[{"id":49902,"name":"Torneio de formadores da SME - 19x19","director":{"id":71636,"username":"riemsdijk","country":"br","icon":"https://user-uploads.online-go.com/da901711d8fc89260b88e89b54d973a2-64.png","ratings":{"version":5,"overall":{"rating":2090.7587878762934,"deviation":107.7162501054069,"volatility":0.06007508560034665}},"ranking":31.990616287133697,"professional":false,"ui_class":""},"description":"Torneio de formadores da SME - 19x19","schedule":null,"title":null,"tournament_type":"swiss","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":1304,"name":"Formadores da SME","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":72,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2019-07-07T21:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2019-07-07T23:33:26.563006Z","ended":"2020-01-22T00:16:44.053279Z","start_waiting":"2019-07-07T23:33:25.937715Z","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":35119,"name":"2018 Class C Single Elimination","director":{"id":153455,"username":"El0m","country":"gb","icon":"https://user-uploads.online-go.com/018b099d6b5f111ad780b468738dc998-64.png","ratings":{"version":5,"overall":{"rating":1295.7038814112566,"deviation":70.83331711939027,"volatility":0.0603648964543371}},"ranking":20.913967003155264,"professional":false,"ui_class":""},"description":"Elementary level.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"aga","time_per_move":46080,"time_control_parameters":{"period_time":604800,"main_time":259200,"system":"canadian","pause_on_weekends":true,"time_control":"canadian","stones_per_period":14,"speed":"correspondence"},"is_open":true,"exclude_provisional":false,"group":{"id":1398,"name":"Ratio","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":7,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2018-06-30T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2018-06-30T23:00:22.561045Z","ended":"2019-07-01T07:07:27.801384Z","start_waiting":"2018-06-30T23:00:21.324886Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":31,"ranked":true},{"id":83948,"name":"Prigrevica","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":781.6916230243883,"deviation":65.15832791465333,"volatility":0.059924217208339736}},"ranking":9.215136601517967,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":46080,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":43200,"initial_time":259200,"max_time":345600},"is_open":true,"exclude_provisional":false,"group":{"id":27,"name":"Serbian Go Players","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":81,"icon":"https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-64.png"},"auto_start_on_max":true,"time_start":"2021-12-22T16:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":18,"analysis_enabled":true,"exclusivity":"open","started":"2021-12-22T11:04:48.568457Z","ended":"2022-05-06T19:23:39.896800Z","start_waiting":"2021-12-22T11:04:46.111720Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/a4c7afeabd5c537f0916589346c203bb-15.png","player_count":10,"ranked":true},{"id":136994,"name":"Correspondence 19x19 RoundRobin 2026-02-03 19:01","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":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260518T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-18T19:00:12.791370Z","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":"2026-05-21T19:00:00Z","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":"2026-02-03T19:01:14.082109Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2026-02-03T19:01:46.379640Z","ended":null,"start_waiting":"2026-02-03T19:01:45.620429Z","board_size":19,"active_round":1,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":47112,"name":"Correspondence 13x13 RoundRobin 2019-04-03 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:20260519T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-05-19T19:00:16.407706Z","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":"2026-05-22T19:00:00Z","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":"2019-04-03T19:00:47.486680Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2019-04-03T19:01:16.850659Z","ended":"2019-05-03T23:49:04.868201Z","start_waiting":"2019-04-03T19:01:16.309254Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":4,"ranked":true},{"id":89615,"name":"SUPER BLITZ","director":{"id":1148884,"username":"vsmeforfreewins","country":"cn","icon":"https://user-uploads.online-go.com/a43b5771e47f6f24a91f2fe00979879c-64.png","ratings":{"version":5,"overall":{"rating":1650.8776562566877,"deviation":65.66488864467377,"volatility":0.06009718110829467}},"ranking":26.522123354083163,"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":11736,"name":"Have Fun!","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":1,"icon":"https://user-uploads.online-go.com/9d140ea46f448361e3e88512dd6424d3-64.png"},"auto_start_on_max":true,"time_start":"2022-05-05T15:06:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-05-05T15:06:58.112333Z","ended":"2022-05-06T15:40:50.728725Z","start_waiting":"2022-05-05T15:06:57.956881Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/9d140ea46f448361e3e88512dd6424d3-15.png","player_count":2,"ranked":true},{"id":131594,"name":"Handicap Arena 2025 - 068","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1078.2474990725018,"deviation":64.47389607256166,"volatility":0.060064289319200645}},"ranking":16.660917338564136,"professional":false,"ui_class":"supporter"},"description":"Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.","schedule":null,"title":null,"tournament_type":"roundrobin","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":107,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2025-08-22T21:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-08-20T10:26:56.954473Z","ended":"2025-09-24T17:32:07.645981Z","start_waiting":"2025-08-20T10:26:56.837690Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":5,"ranked":true},{"id":97418,"name":"CFMC1","director":{"id":1247613,"username":"ZhengChang","country":"cn","icon":"https://secure.gravatar.com/avatar/d7bd19f991f720979ec808d93f4b1f70?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1749.6881933082439,"deviation":181.06127079458193,"volatility":0.0600146077640694}},"ranking":27.86784529554314,"professional":false,"ui_class":"provisional"},"description":"hello","schedule":null,"title":null,"tournament_type":"mcmahon","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":false,"group":{"id":12594,"name":"Doulet Media","summary":"This is one of the Bot that allows Bots and welcome Bots because we developed bots and test them in here. Feel free to challenge Kata_web, our newest AI and welcome to join our ladders and tournaments and they all allow bots. -changcheng6541/Doulet Media","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":1938,"icon":"https://user-uploads.online-go.com/d54616909c95182263b73a78d32b9412-64.png"},"auto_start_on_max":true,"time_start":"2022-12-02T22:37:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-12-02T22:37:51.580343Z","ended":"2022-12-02T22:39:50.932382Z","start_waiting":"2022-12-02T22:37:51.505048Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/d54616909c95182263b73a78d32b9412-15.png","player_count":2,"ranked":true},{"id":44320,"name":"April ,Michigan G.P.","director":{"id":467165,"username":"MummRa","country":"us","icon":"https://user-uploads.online-go.com/68359dab5164ddcdffa8ad4ca0699079-64.png","ratings":{"version":5,"overall":{"rating":1247.96548084978,"deviation":64.85752922715939,"volatility":0.06002061271498367}},"ranking":20.044928150690506,"professional":false,"ui_class":""},"description":"Absolute play clock\n\nWinners of monthly tournaments will be invited to yearly championship game","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":26880,"time_control_parameters":{"total_time":2419200,"time_control":"absolute","speed":"correspondence","system":"absolute","pause_on_weekends":false},"is_open":true,"exclude_provisional":true,"group":{"id":306,"name":"Michigan Go Players","summary":"For Players from all over Michigan","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":88,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2019-04-14T12:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2019-04-14T12:00:37.442970Z","ended":"2019-08-16T21:00:38.230916Z","start_waiting":"2019-04-14T12:00:32.212153Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":6,"ranked":true},{"id":49025,"name":"Correspondence 19x19 RoundRobin 2019-06-04 20:57","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:20260518T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-18T19:00:12.791370Z","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":"2026-05-21T19:00:00Z","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":"2019-06-04T20:57:59.767098Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2019-06-04T20:58:55.053984Z","ended":"2019-12-13T19:39:10.651523Z","start_waiting":"2019-06-04T20:58:48.767537Z","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}]}