{"count":60153,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=447","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=445","results":[{"id":70789,"name":"Tournament 3 for pro players","director":{"id":902324,"username":"林峻希","country":"hk","icon":"https://secure.gravatar.com/avatar/16d8cf873ce39682456313cf977561db?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1238.2556866816683,"deviation":67.2057871599663,"volatility":0.060153671350274045}},"ranking":19.864105236973693,"professional":false,"ui_class":""},"description":"Tournament 3","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":false,"group":{"id":8069,"name":"friend group","summary":"ONLY FOR MY FRIENDS! SO FRIEND ME NOW!","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":38,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2021-02-03T02:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":25,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-02-03T02:00:51.381309Z","ended":"2021-05-21T09:27:39.533175Z","start_waiting":"2021-02-03T02:00:51.100061Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":5,"ranked":true},{"id":72238,"name":"spring tournament","director":{"id":743533,"username":"ss76","country":"ru","icon":"https://secure.gravatar.com/avatar/13929beaec2a082c41c26666dd917e5a?s=64&d=retro","ratings":{"version":5,"overall":{"rating":865.69965614538,"deviation":63.39878919317945,"volatility":0.06003400172803372}},"ranking":11.578235639193064,"professional":false,"ui_class":""},"description":"tournament for those who want to","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","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":3,"name":"OGS","summary":"An open group for folks' who like OGS!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":1792,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"},"auto_start_on_max":true,"time_start":"2021-03-06T17:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2021-03-06T17:00:07.684610Z","ended":"2021-03-29T23:29:00.399693Z","start_waiting":"2021-03-06T17:00:06.939286Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png","player_count":6,"ranked":true},{"id":38288,"name":"Wispy Woods","director":{"id":480527,"username":"MystWalker","country":"_Pirate","icon":"https://secure.gravatar.com/avatar/b3b2121f9ff52cadf9207647eafe3d0d?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1488.0707503098765,"deviation":63.596071130064495,"volatility":0.06006278116597288}},"ranking":24.118538100052163,"professional":false,"ui_class":""},"description":"A tournament for those that wish to enjoy the more intimate space of the 9x9 board.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":57600,"time_control_parameters":{"period_time":172800,"main_time":0,"system":"canadian","pause_on_weekends":false,"time_control":"canadian","stones_per_period":3,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2170,"name":"Serenity","summary":"When wisdom comes and ambitions go away, only pure enjoyment of the game remains.","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":48,"icon":"https://user-uploads.online-go.com/296c487fa334861b517b0bf1928b4ac9-64.png"},"auto_start_on_max":true,"time_start":"2018-07-03T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2018-07-03T14:00:25.763709Z","ended":"2018-07-16T20:34:49.895439Z","start_waiting":"2018-07-03T14:00:23.197656Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/296c487fa334861b517b0bf1928b4ac9-15.png","player_count":7,"ranked":true},{"id":72241,"name":"Correspondence 9x9 RoundRobin 2021-03-06 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":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260704T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-07-04T19:00:17.976012Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":9,"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":"2026-07-07T19:00:00Z","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":"2021-03-06T19:00:09.547060Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2021-03-06T19:00:13.272257Z","ended":"2021-04-25T13:32:35.512676Z","start_waiting":"2021-03-06T19:00:11.939853Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":8,"ranked":true},{"id":71909,"name":"โกะบ้านบ้านทัวร์ #01","director":{"id":824044,"username":"BABY2020","country":"un","icon":"https://user-uploads.online-go.com/fa5c47944db11242acdc31bf7c5ad8b4-64.png","ratings":{"version":5,"overall":{"rating":1803.7840623227096,"deviation":66.27083929860049,"volatility":0.059996144541039194}},"ranking":28.572742383964503,"professional":false,"ui_class":""},"description":"โกะบ้านบ้าน ทัวร์ ภายใต้กลุ่ม Go World Wide.\nเล่นกันสนุกๆ แพ้ได้แพ้เลย ไม่มีกั๊ก...\nฝึกซ้อม ฝึกสมอง เป็นกันเอง สุภาพชน","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":false,"time_increment":86400,"initial_time":259200,"max_time":432000},"is_open":true,"exclude_provisional":false,"group":{"id":2571,"name":"Go World Wide","summary":"enjoy","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":90,"icon":"https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-64.png"},"auto_start_on_max":false,"time_start":"2021-03-01T03:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":20,"max_ranking":38,"analysis_enabled":false,"exclusivity":"invite","started":"2021-03-01T03:00:40.171192Z","ended":"2021-04-26T05:10:14.340931Z","start_waiting":"2021-03-01T03:00:38.268855Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/889d994a8e18efb0db03c85b562aaad1-15.png","player_count":10,"ranked":true},{"id":135574,"name":"9x9 Open League #140","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1324.0959462703095,"deviation":69.99372712007725,"volatility":0.06023788322736291}},"ranking":21.41576262051663,"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/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":711,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-12-28T20:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-12-27T01:53:07.483249Z","ended":"2026-02-04T16:50:55.201803Z","start_waiting":"2025-12-27T01:53:06.873590Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":10,"ranked":true},{"id":111366,"name":"GG EZ","director":{"id":714840,"username":"sergey_m","country":"_DOOP","icon":"https://user-uploads.online-go.com/7a1724a13c97be90f68ee82f9344b067-64.png","ratings":{"version":5,"overall":{"rating":1447.8290105365616,"deviation":61.182070062621186,"volatility":0.06011080944589961}},"ranking":23.483874317420803,"professional":false,"ui_class":""},"description":"Why you read it?","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":1,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"blitz","pause_on_weekends":false,"main_time":0,"period_time":1,"periods":1},"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":18036,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2024-01-05T16:30:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-01-05T16:30:47.943449Z","ended":"2024-01-05T16:32:34.792446Z","start_waiting":"2024-01-05T16:30:47.862933Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":2,"ranked":true},{"id":10035,"name":"Take It EZ","director":{"id":82681,"username":"blula","country":"un","icon":"https://secure.gravatar.com/avatar/6c8cbece8eaf044a4c89ab7888b31ce7?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1431.9465712586732,"deviation":65.19444617303924,"volatility":0.06013791418375406}},"ranking":23.22851956021414,"professional":false,"ui_class":""},"description":"GO for it","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"rules":"japanese","time_per_move":66,"time_control_parameters":{"time_control":"byoyomi","period_time":60,"main_time":600,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":695,"name":"Dare Devil","summary":"We take risk that make us victorious. We are the daredevils.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":5,"icon":"https://user-uploads.online-go.com/0950bbf221c142ebbc40f82b750d8b65-64.png"},"auto_start_on_max":true,"time_start":"2015-08-18T18:00:00Z","players_start":5,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2015-08-18T18:00:06.523676Z","ended":"2015-08-18T18:46:05.934875Z","start_waiting":"2015-08-18T18:00:06.396777Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/0950bbf221c142ebbc40f82b750d8b65-15.png","player_count":5,"ranked":true},{"id":38989,"name":"kirby","director":{"id":351980,"username":"Kirby Zhang","country":"cn","icon":"https://user-uploads.online-go.com/22a0e5c33e7cae42aa2050ade69be461-64.png","ratings":{"version":5,"overall":{"rating":1953.995438095356,"deviation":65.14630395592091,"volatility":0.061378687779574906}},"ranking":30.42449939856372,"professional":false,"ui_class":""},"description":"kirby","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2653,"name":"kirby","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":true,"member_count":1,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2018-07-11T06:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":10,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2018-07-18T16:04:52.353603Z","ended":"2018-08-07T18:22:45.028886Z","start_waiting":"2018-07-18T16:04:51.829877Z","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":75762,"name":"Correspondence 13x13 RoundRobin 2021-05-31 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:20260706T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-07-06T19:00:18.231341Z","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":"2026-07-09T19:00:00Z","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":"2021-05-31T19:00:17.965673Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2021-05-31T19:00:19.809794Z","ended":"2021-06-24T21:19:18.116320Z","start_waiting":"2021-05-31T19:00:18.667514Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":10,"ranked":true}]}