{"count":59350,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=5209","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=5207","results":[{"id":72081,"name":"Simple Correspondence 13x13 2020 Medal Winners Tournament","director":{"id":302584,"username":"koast","country":"us","icon":"https://user-uploads.online-go.com/e5b52e887c6f66d70b3f2c72a0d4eb19-64.png","ratings":{"version":5,"overall":{"rating":1518.190018088078,"deviation":64.08013528375135,"volatility":0.05996666523783403}},"ranking":24.58242625475131,"professional":false,"ui_class":""},"description":"Congrats on placing in a 13x13 2020 Simple Correspondence tournament! You have been invited to participate in a double elimination tournament for medal winners! Good luck!","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":172800,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":false,"per_move":172800},"is_open":true,"exclude_provisional":true,"group":{"id":5017,"name":"Simple Correspondence","summary":"2 days per move. No Analysis.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":66,"icon":"https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png"},"auto_start_on_max":false,"time_start":"2021-03-15T16:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"invite","started":"2021-03-15T16:00:40.064579Z","ended":"2021-09-21T21:21:43.769717Z","start_waiting":"2021-03-15T16:00:39.598033Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png","player_count":12,"ranked":true},{"id":77007,"name":"Fouth Of July Tournament - WWGA","director":{"id":947864,"username":"aval.cado","country":"us","icon":"https://user-uploads.online-go.com/416eb2fbc270b61ceb60026ca7f1552d-64.png","ratings":{"version":5,"overall":{"rating":1297.6830736962474,"deviation":61.88104620789186,"volatility":0.05994264585747425}},"ranking":20.949301730356368,"professional":false,"ui_class":""},"description":"Please Note: We will be testing out a new tournament format NEXT time!\n\nGood Luck!\nHappy Fourth Of July! Some people will celebrate the holiday, so this is hosted a day earlier. Let us take the time of a game of go to honor those who fought for us.\n\nP.S-Handi-caps are made.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":-1,"rules":"japanese","time_per_move":30,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"live","pause_on_weekends":false,"total_time":2700},"is_open":true,"exclude_provisional":true,"group":{"id":8562,"name":"World Wide Go Association (WWGA)","summary":"This group welcomes people world wide, from beginners to pros! We have a WWGA group logo, a group video, and even a video for new members! (I make announcement videos), I hope you enjoy!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":151,"icon":"https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-64.png"},"auto_start_on_max":false,"time_start":"2021-07-06T20:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-07-07T03:47:54.670295Z","ended":"2021-07-07T05:57:11.431529Z","start_waiting":"2021-07-07T03:47:54.357182Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/8050f34b110a579153af00084fe3d2bb-15.png","player_count":4,"ranked":true},{"id":9671,"name":"Live 19x19 Swiss Tournament 2015-08-04 12:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260416T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-04-16T00:00:56.021130Z","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":"2026-04-16T04:00:00Z","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":"2015-08-04T12:30:35.786599Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2015-08-04T12:30:37.376280Z","ended":"2015-08-04T14:33:10.913923Z","start_waiting":"2015-08-04T12:30:37.234375Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":8,"ranked":true},{"id":9670,"name":"Blitz 13x13 Swiss Tournament 2015-08-04 11:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260416T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-04-16T03:00:56.315887Z","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":"2026-04-16T07:00:00Z","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":"2015-08-04T11:30:32.766839Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2015-08-04T11:30:34.399240Z","ended":"2015-08-04T12:17:06.416526Z","start_waiting":"2015-08-04T11:30:34.254152Z","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":83328,"name":"Live 19x19 Swiss Tournament 2021-12-05 08:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260416T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-04-16T00:00:56.021130Z","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":"2026-04-16T04:00:00Z","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":"2021-12-05T08:30:24.202081Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-12-05T08:30:25.658201Z","ended":"2021-12-05T09:49:29.038796Z","start_waiting":"2021-12-05T08:30:25.533711Z","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":9653,"name":"Blitz 13x13 Swiss Tournament 2015-08-03 19:30","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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:20260416T030000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:27:45.234995Z","last_run":"2026-04-16T03:00:56.315887Z","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":"2026-04-16T07:00:00Z","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":"2015-08-03T19:30:39.296613Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2015-08-03T19:30:41.633215Z","ended":"2015-08-03T20:19:23.408216Z","start_waiting":"2015-08-03T19:30:41.514006Z","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":2763,"name":"19x19","director":{"id":55394,"username":"san","country":"un","icon":"https://secure.gravatar.com/avatar/a65ba7e3ee2ae75ba8ae263e5a73537c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1121.1517979685377,"deviation":73.12695470651377,"volatility":0.06002430222803883}},"ranking":17.564219013754354,"professional":false,"ui_class":""},"description":"do your best\n","schedule":null,"title":null,"tournament_type":"s_elimination","handicap":-1,"rules":"japanese","time_per_move":92160,"time_control_parameters":{"time_control":"fischer","initial_time":518400,"max_time":518400,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":108,"name":"###Test","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":4,"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":29,"analysis_enabled":true,"exclusivity":"open","started":"2014-02-05T07:19:50.934737Z","ended":"2015-08-12T13:19:02.244334Z","start_waiting":"2014-02-05T07:19:46.311985Z","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":220,"name":"Kuong's  13 x 13  tournament","director":{"id":7211,"username":"Kuong","country":"vn","icon":"https://secure.gravatar.com/avatar/056faf7afc1f37d99fd50d04c99ecd5c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1774.5529504497676,"deviation":71.31921798142025,"volatility":0.060024278004490554}},"ranking":28.194513452279377,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":172800,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":864000,"time_increment":172800},"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":9,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2007-04-20T03:56:00Z","ended":"2007-09-21T16:48:00Z","start_waiting":null,"board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":0,"ranked":true},{"id":72977,"name":"Simple Correspondence Double Elimination 19x19 SDK 2021 Spring","director":{"id":302584,"username":"koast","country":"us","icon":"https://user-uploads.online-go.com/e5b52e887c6f66d70b3f2c72a0d4eb19-64.png","ratings":{"version":5,"overall":{"rating":1518.190018088078,"deviation":64.08013528375135,"volatility":0.05996666523783403}},"ranking":24.58242625475131,"professional":false,"ui_class":""},"description":"THE FIRST SEASONAL DOUBLE ELIMINATION TOURNAMENT. HAVE FUN! REMEMBER TO COUNT :D - NO Conditional Moves","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":172800,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":false,"per_move":172800},"is_open":true,"exclude_provisional":true,"group":{"id":5017,"name":"Simple Correspondence","summary":"2 days per move. No Analysis.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":66,"icon":"https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-64.png"},"auto_start_on_max":false,"time_start":"2021-04-01T15:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":21,"max_ranking":29,"analysis_enabled":false,"exclusivity":"open","started":"2021-04-01T15:00:23.278862Z","ended":"2021-08-16T12:37:09.954320Z","start_waiting":"2021-04-01T15:00:23.072956Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png","player_count":5,"ranked":true},{"id":61297,"name":"Летний Турнир -1","director":{"id":776814,"username":"Korotrov 19","country":"ua","icon":"https://user-uploads.online-go.com/1c0b386e473e055af29bcaff72788ef6-64.png","ratings":{"version":5,"overall":{"rating":1627.5011666778498,"deviation":60.69603575167428,"volatility":0.06006221360900416}},"ranking":26.191975476154177,"professional":false,"ui_class":""},"description":"Для всех желающих!!!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":93120,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":false,"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":17899,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2020-06-06T06:00:00Z","players_start":15,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-06-06T06:00:05.716267Z","ended":"2022-04-10T08:30:59.948089Z","start_waiting":"2020-06-06T06:00:04.739739Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":28,"ranked":true}]}