{"count":61023,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=subsequent_pairing_method&page=4892","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=subsequent_pairing_method&page=4890","results":[{"id":3259,"name":"UGC Winter","director":{"id":73321,"username":"Alko","country":"ua","icon":"https://secure.gravatar.com/avatar/0407c96c0ff6d770bfacbc590c798b3e?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1439.827409463775,"deviation":64.92503565859334,"volatility":0.060012258900592336}},"ranking":23.355578210132148,"professional":false,"ui_class":""},"description":"Зимний сезон начнётся после того, когда все места будут заняты","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":262080,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":259200},"is_open":true,"exclude_provisional":true,"group":{"id":347,"name":"Ukrainian Go Club","summary":"Группа для любителей поиграть в своё удовольствие. (Group for fans to play for fun).","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":153,"icon":"https://user-uploads.online-go.com/394b5607e9a987631627520b966e4c28-64.png"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2014-12-02T14:08:47.602520Z","ended":"2015-05-07T14:56:46.901690Z","start_waiting":"2014-12-02T14:08:44.585584Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/394b5607e9a987631627520b966e4c28-15.png","player_count":0,"ranked":true},{"id":50502,"name":"Training Ground Class 5 August 2019","director":{"id":87790,"username":"WiseBear","country":"ru","icon":"https://user-uploads.online-go.com/87e96797186d0c4042434c29195d8f12-64.png","ratings":{"version":5,"overall":{"rating":1104.0021061102002,"deviation":62.08308547890164,"volatility":0.06028822213904829}},"ranking":17.207368885691388,"professional":false,"ui_class":""},"description":"If you want to be stronger, then you should often play with those who are a little stronger than you. Training Grounds tournaments provide you with this opportunity.","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","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":3516,"name":"Game Of Stones","summary":"This group is no longer operated.","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":143,"icon":"https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-64.png"},"auto_start_on_max":true,"time_start":"2019-08-29T01:00:00Z","players_start":6,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":16,"max_ranking":25,"analysis_enabled":true,"exclusivity":"group","started":"2019-08-29T12:02:34.407635Z","ended":"2020-01-04T19:58:15.687513Z","start_waiting":"2019-08-29T12:02:33.912256Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/439f945317b077e50df083e0d0f09ce5-15.png","player_count":6,"ranked":true},{"id":139769,"name":"Blitz 13x13 Swiss Tournament 2026-04-29 15:30","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:20260913T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-13T23:00:36.570437Z","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":"2026-09-14T03:00:00Z","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":"2026-04-29T15:30:48.668681Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-04-29T15:31:48.730660Z","ended":"2026-04-29T16:07:08.180194Z","start_waiting":"2026-04-29T15:31:48.663912Z","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":100924,"name":"Live 19x19 Swiss Tournament 2023-03-09 20:30","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":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260914T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-09-14T00:00:36.449250Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"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":"2026-09-14T04:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":35,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-03-09T20:30:36.799512Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-03-09T20:30:38.205165Z","ended":"2023-03-09T21:59:07.385566Z","start_waiting":"2023-03-09T20:30:38.022949Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":6,"ranked":true},{"id":1243,"name":"katee's mini-tournament","director":{"id":33074,"username":"katee","country":"un","icon":"https://secure.gravatar.com/avatar/d369d95fe56e4423645c2526269cc0b5?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1626.401424789168,"deviation":65.3135404586831,"volatility":0.05999310307776617}},"ranking":26.17632717386073,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":259200,"time_control_parameters":{"time_control":"simple","per_move":259200},"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":386,"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":0,"max_ranking":9,"analysis_enabled":false,"exclusivity":"open","started":"2010-09-11T21:22:20Z","ended":"2010-09-11T19:22:20Z","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":1811,"name":"Second mini-tournament","director":{"id":36647,"username":"Gridwave","country":"us","icon":"https://secure.gravatar.com/avatar/612848ffe968ddbf0a27a43c73a834b2?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1371.200093681942,"deviation":62.44532474735045,"volatility":0.05984732645002806}},"ranking":22.22500363521554,"professional":false,"ui_class":"supporter"},"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":386,"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":6,"max_ranking":18,"analysis_enabled":false,"exclusivity":"open","started":"2012-11-08T20:50:03Z","ended":"2012-11-08T19:50:03Z","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":90101,"name":"PG DDK 9x9 B League June 2022 Correspondence","director":{"id":236345,"username":"Amarantz99","country":"us","icon":"https://secure.gravatar.com/avatar/3b1b5e31f44e7a37574e78b54af6a512?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1241.8850099496976,"deviation":60.80959349364453,"volatility":0.05978377835928105}},"ranking":19.93185856543755,"professional":false,"ui_class":""},"description":"If your rank changes to be outside the tournament Rank Restriction, please move yourself to the appropriate tournament. Enjoy your games.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":29760,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":28800,"initial_time":86400,"max_time":86400},"is_open":true,"exclude_provisional":true,"group":{"id":7228,"name":"DDK Proving Grounds (Double Digit Kyu)","summary":"A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":658,"icon":"https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-64.png"},"auto_start_on_max":false,"time_start":"2022-06-02T01:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":12,"analysis_enabled":true,"exclusivity":"open","started":"2022-06-02T01:00:46.367568Z","ended":"2022-06-23T22:45:56.925042Z","start_waiting":"2022-06-02T01:00:46.121985Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-15.png","player_count":9,"ranked":true},{"id":96096,"name":"Live 19x19 Swiss Tournament 2022-10-26 16:30","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":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260914T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-09-14T00:00:36.449250Z","lead_time_seconds":1800,"tournament_type":"swiss","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"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":"2026-09-14T04:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":36,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":600,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2022-10-26T16:30:22.070383Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2022-10-26T16:30:23.601276Z","ended":"2022-10-26T18:09:09.620892Z","start_waiting":"2022-10-26T16:30:23.465279Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":7,"ranked":true},{"id":34586,"name":"Blitz 13x13 Swiss Tournament 2018-02-15 15:30","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:20260913T230000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-09-13T23:00:36.570437Z","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":"2026-09-14T03:00:00Z","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":"2018-02-15T15:30:44.801771Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2018-02-15T15:30:47.530658Z","ended":"2018-02-15T16:19:39.733165Z","start_waiting":"2018-02-15T15:30:46.978993Z","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":106434,"name":"Correspondence Weekly McMahon 19x19 2023-08-19 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:20260907T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-09-07T17:00:35.435053Z","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":"2026-09-14T17:00:00Z","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":"2023-08-19T17:00:55.684790Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-08-19T17:01:30.691954Z","ended":"2025-01-09T07:31:20.791864Z","start_waiting":"2023-08-19T17:01:29.904260Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":20,"ranked":true}]}