{"count":59400,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=first_pairing_method&page=5596","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=first_pairing_method&page=5594","results":[{"id":1639,"name":"2. Tournament of the Happy Cat","director":{"id":23723,"username":"Tergalon","country":"de","icon":"https://secure.gravatar.com/avatar/0d301360702c7b84dc5011d415884040?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1599.516864569746,"deviation":66.00496671217826,"volatility":0.05994434386147867}},"ranking":25.790457525105985,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":604800,"max_time":604800,"time_increment":86400},"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":15,"max_ranking":21,"analysis_enabled":false,"exclusivity":"open","started":"2012-04-11T19:08:53Z","ended":"2012-04-11T17:08:53Z","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":3025,"name":"Sitewide July 2014 Simultaneous Mac Mahon 13x13","director":{"id":784,"username":"mlopezviedma","country":"ar","icon":"https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png","ratings":{"version":5,"overall":{"rating":1546.697449074561,"deviation":62.030127804452256,"volatility":0.05973562432354513}},"ranking":25.01308876159974,"professional":false,"ui_class":"supporter moderator"},"description":"Enjoy!","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":88320,"time_control_parameters":{"time_control":"fischer","initial_time":172800,"max_time":172800,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"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":"2014-08-22T15:05:25.467191Z","ended":"2015-03-27T01:33:32.858333Z","start_waiting":"2014-08-22T15:05:24.788070Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":0,"ranked":true},{"id":1640,"name":"LateComers double-13s for Starters","director":{"id":39560,"username":"PaulGoHere","country":"nl","icon":"https://secure.gravatar.com/avatar/0f1ac5c7a15a71badb215341f6a92e15?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1278.9478325461664,"deviation":66.5445989038552,"volatility":0.06003370308511538}},"ranking":20.612638473303857,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"chinese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"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":0,"max_ranking":4,"analysis_enabled":false,"exclusivity":"open","started":"2012-04-04T21:21:45Z","ended":"2012-04-04T19:21:45Z","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":4022,"name":"Title match for: Meijin Handicap Title Tournament 2013","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":"Title match for: Meijin Handicap Title Tournament 2013 (Bar vs csaba)","schedule":null,"title":{"id":3,"name":"Meijin Handicap Title Tournament","holder":{"id":34056,"username":"csaba","country":"hu","icon":"https://secure.gravatar.com/avatar/acc21dc869238249e9b4986f52380d95?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1404.1186560529527,"deviation":62.88795574937104,"volatility":0.05974420046935679}},"ranking":22.774202144163265,"professional":false,"ui_class":"supporter"},"rules":"japanese","tournament_type":"s_elimination"},"tournament_type":"s_title","handicap":-1,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":604800,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":null,"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":false,"exclusivity":"open","started":"2015-01-06T22:17:37.046232Z","ended":"2015-03-17T21:45:11.121079Z","start_waiting":null,"board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/meijin_19.png","player_count":0,"ranked":true},{"id":132363,"name":"2nd SPMS Holiday Online Tournament","director":{"id":1640355,"username":"Jxmeen","country":"_LGBT","icon":"https://user-uploads.online-go.com/c5389eaa972e9dbf1be046e179c3d68a-64.png","ratings":{"version":5,"overall":{"rating":1278.8474909084346,"deviation":63.40216235751937,"volatility":0.059996834135477885}},"ranking":20.61082213648176,"professional":false,"ui_class":""},"description":"Online training","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":39,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":1200,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":15657,"name":"SPMS Weiqi AY25/26 Exco-Subcomm","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":10,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2025-09-13T11:20:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2025-09-13T11:14:57.941442Z","ended":"2025-09-13T11:44:14.413266Z","start_waiting":"2025-09-13T11:14:57.786187Z","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":78711,"name":"BPK Mini Tournament 19x19 EP : 1","director":{"id":510353,"username":"มะเฟือง","country":"th","icon":"https://user-uploads.online-go.com/dc2da59394ef24fe6bb404acb8fe2ffb-64.png","ratings":{"version":5,"overall":{"rating":1898.0844360299486,"deviation":65.51245580035878,"volatility":0.06028191673303621}},"ranking":29.752430986318352,"professional":false,"ui_class":""},"description":"BPK Mini Tournament 19x19 EP : 1\nแข่งแบบพบกันหมด ว่างๆ ก็เข้ามาวางหมากด้วยกันนะครับ","schedule":null,"title":null,"tournament_type":"s_mcmahon","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":604800},"is_open":true,"exclude_provisional":false,"group":{"id":2293,"name":"BPK Maklom Academy","summary":"กลุ่ม BPK Maklom Academy  มีจุดประสงค์ให้สมาชิกชมรมหมากล้อมโรงเรียนบางปะกอกวิทยาคม และ ลูกศิษย์ในสายสำนัก ได้รวมตัวกัน เพื่อทำกิจกรรมการเรียน การแข่งขันร่วมกัน \n\nห้ามมิให้เชิญบุคคลอื่น ที่ไม่มีส่วนเกี่ยวข้อง เพื่อป้องกันการสับสนในการแข่งขัน และ ส่งข่าวสารก","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":173,"icon":"https://user-uploads.online-go.com/3bc58e007ca749345e07db0e2c7a83f6-64.png"},"auto_start_on_max":false,"time_start":"2021-08-15T11:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2021-08-15T11:00:48.523410Z","ended":"2023-01-31T02:20:24.442275Z","start_waiting":"2021-08-15T11:00:47.846864Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/3bc58e007ca749345e07db0e2c7a83f6-15.png","player_count":10,"ranked":true},{"id":3616,"name":"Hercules :$ :P","director":{"id":81943,"username":"matiasnoGO","country":"aq","icon":"https://user-uploads.online-go.com/87a8a9553013592477b890ad665f5cd5-64.png","ratings":{"version":5,"overall":{"rating":1650.4942559437325,"deviation":63.60483905460714,"volatility":0.060052767358563054}},"ranking":26.516746366866418,"professional":false,"ui_class":""},"description":"jugarrrrrrrrrrrrrrrrrrrra al GO o WEIQUI o BADUK","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":345600,"time_control_parameters":{"time_control":"simple","per_move":345600},"is_open":true,"exclude_provisional":true,"group":{"id":363,"name":"Chilenos Unidos por el Go","summary":"Grupo que reúne a los jugadores chilenos de OGS","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":207,"icon":"https://user-uploads.online-go.com/5073ea9feb7f9b23e5e801ae5c22cfc9-64.png"},"auto_start_on_max":true,"time_start":"2014-12-23T14:39:00Z","players_start":10,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":23,"analysis_enabled":false,"exclusivity":"open","started":"2015-01-07T18:39:44.356303Z","ended":"2016-03-08T21:29:47.175880Z","start_waiting":"2015-01-07T18:39:42.974536Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5073ea9feb7f9b23e5e801ae5c22cfc9-15.png","player_count":10,"ranked":true},{"id":73504,"name":"Rissa_EnglishTUR_1","director":{"id":936699,"username":"cateos","country":"ru","icon":"https://user-uploads.online-go.com/67cdd67513d0277cbcd0d93df8760d98-64.png","ratings":{"version":5,"overall":{"rating":865.1774219853712,"deviation":70.16495288861645,"volatility":0.06000155022924194}},"ranking":11.564266165191924,"professional":false,"ui_class":""},"description":"Game Hello","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":360,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"live","pause_on_weekends":false,"per_move":360},"is_open":true,"exclude_provisional":false,"group":{"id":8804,"name":"My friends","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":7,"icon":"https://user-uploads.online-go.com/d9150b5598f0512b201c724bb3bd59cc-64.png"},"auto_start_on_max":false,"time_start":"2021-04-12T15:25:00Z","players_start":2,"first_pairing_method":"strength","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":25,"analysis_enabled":true,"exclusivity":"invite","started":"2021-04-12T15:25:38.671556Z","ended":"2021-04-12T15:44:17.604147Z","start_waiting":"2021-04-12T15:25:38.204924Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/d9150b5598f0512b201c724bb3bd59cc-15.png","player_count":5,"ranked":true},{"id":2962,"name":"DDK 19x19 Relaxed Round-Robin  (no handy)","director":{"id":36138,"username":"porl3141","country":"us","icon":"https://secure.gravatar.com/avatar/3cad61a2a838dd485ff3b65c2ca93023?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1645.446272057393,"deviation":62.822382552423896,"volatility":0.06002387773096124}},"ranking":26.445834335929842,"professional":false,"ui_class":""},"description":"Relaxed Round Robin tournament with 2 weeks max-days for DDK players (10-20k) with more intermittent schedules.  Tournament will start once we reach 8-10 players.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":93120,"time_control_parameters":{"time_control":"fischer","initial_time":604800,"max_time":1209600,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":24,"name":"Double Digit Kyu Room","summary":"For those of us working our way through to SDK. Whether its for your first time up the ladder and the 20th, lets find some opponents and camaraderie. ","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":3654,"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":10,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2014-07-02T08:11:20.972232Z","ended":"2015-03-12T15:57:27.713048Z","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":3114,"name":"Four Seasons Tournament Series - Autumn 2014 Middle Kju","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":"Welcome to Four Seasons Tournament - a correspondence competition for those players, who can't play live tournaments! Our tournament will start at September 1st 2014.","schedule":null,"title":null,"tournament_type":"swiss","handicap":-1,"rules":"japanese","time_per_move":29760,"time_control_parameters":{"time_control":"fischer","initial_time":86400,"max_time":172800,"time_increment":28800},"is_open":true,"exclude_provisional":true,"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":17904,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":null,"players_start":null,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":10,"max_ranking":19,"analysis_enabled":true,"exclusivity":"open","started":"2014-08-31T20:14:12.863442Z","ended":"2015-03-21T12:23:29.165778Z","start_waiting":"2014-08-31T20:14:12.420358Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":0,"ranked":true}]}