{"count":59737,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=4969","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=4967","results":[{"id":137853,"name":"19x19 Open League #123","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1266.3339545161286,"deviation":69.11401413075777,"volatility":0.0602108012162927}},"ranking":20.383183590549244,"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/12599","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"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":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":73,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2026-03-08T22:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-03-05T22:02:24.253371Z","ended":null,"start_waiting":"2026-03-05T22:02:23.017558Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":65261,"name":"Correspondence 9x9 RoundRobin 2020-09-10 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:20260523T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-05-23T19:00:16.314067Z","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":"2026-05-26T19:00:00Z","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":"2020-09-10T19:00:52.067283Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2020-09-10T19:00:55.217011Z","ended":"2020-09-28T23:16:33.437704Z","start_waiting":"2020-09-10T19:00:52.532997Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":10,"ranked":true},{"id":38604,"name":"2018 World HandiCup","director":{"id":446365,"username":"ChessKitten","country":"un","icon":"https://secure.gravatar.com/avatar/3cc33900adbcc0822869a26ef5a5e26a?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1500,"deviation":350,"volatility":0.06}},"ranking":24.303382182144386,"professional":false,"ui_class":"provisional"},"description":"Global Handicap Tournament","schedule":null,"title":null,"tournament_type":"elimination","handicap":-1,"rules":"japanese","time_per_move":93120,"time_control_parameters":{"system":"fischer","pause_on_weekends":true,"time_control":"fischer","initial_time":604800,"max_time":1209600,"time_increment":86400,"speed":"correspondence"},"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":17977,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2018-07-14T22:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2018-07-14T22:00:42.170926Z","ended":"2020-06-22T15:55:22.799834Z","start_waiting":"2018-07-14T22:00:35.975138Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":41,"ranked":true},{"id":62111,"name":"Random Tournament blah blah blah","director":{"id":760687,"username":"HHG","country":"_United_Federation_of_Planets","icon":"https://secure.gravatar.com/avatar/94b05df11403a71a7a364ac616a2b643?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1358.7847135068978,"deviation":64.1188301435753,"volatility":0.0601574746002211}},"ranking":22.014439802187283,"professional":false,"ui_class":""},"description":"I'm too lazy to make a title :).","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":5903,"name":"Active forum users!","summary":"Hi everyone have fun in this group ❤️🧡💛💚💙💜🖤🤍🤎🔴🟠🟡🟢🔵🟣⚫️⚪️🟤🟥🟧🟨🟩🟦🟪⬛️⬜️🟫☯️GS forum https://forums.online-go.com","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":27,"icon":"https://user-uploads.online-go.com/5cdf93a4f797602ea9769c9b9181930d-64.png"},"auto_start_on_max":false,"time_start":"2020-06-26T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-06-26T00:00:39.728733Z","ended":"2020-10-04T15:12:32.189188Z","start_waiting":"2020-06-26T00:00:39.433954Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5cdf93a4f797602ea9769c9b9181930d-15.png","player_count":8,"ranked":true},{"id":65219,"name":"9x9 prácticas","director":{"id":362737,"username":"seranhelo","country":"co","icon":"https://user-uploads.online-go.com/c6280536610b91d50418b68e10fc8081-64.png","ratings":{"version":5,"overall":{"rating":1315.4110560105903,"deviation":60.784797360228325,"volatility":0.05977725254366489}},"ranking":21.26341906930818,"professional":false,"ui_class":""},"description":"para aprender","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":15360,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":14400,"initial_time":86400,"max_time":86400},"is_open":true,"exclude_provisional":false,"group":{"id":4667,"name":"Universidad El Bosque","summary":"UB GO","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":71,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2020-09-09T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":19,"analysis_enabled":true,"exclusivity":"open","started":"2020-09-09T23:00:03.119639Z","ended":"2020-09-18T03:20:46.984353Z","start_waiting":"2020-09-09T23:00:01.759808Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":7,"ranked":true},{"id":67941,"name":"Correspondence 9x9 RoundRobin 2020-11-18 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:20260523T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-05-23T19:00:16.314067Z","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":"2026-05-26T19:00:00Z","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":"2020-11-18T19:00:42.879396Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2020-11-18T19:00:48.130672Z","ended":"2020-12-22T16:47:27.707716Z","start_waiting":"2020-11-18T19:00:45.509916Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":10,"ranked":true},{"id":63834,"name":"Simple Correspondence 19x19 ALL 2020 September","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":"Analysis Disabled.","schedule":null,"title":null,"tournament_type":"roundrobin","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":"2020-09-01T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2020-09-01T23:00:50.719906Z","ended":"2020-12-24T01:31:14.296534Z","start_waiting":"2020-09-01T23:00:49.524178Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/536d82e031c1cb97554650c536b40310-15.png","player_count":10,"ranked":true},{"id":63530,"name":"Come play","director":{"id":735413,"username":"梁因諾2","country":"hk","icon":"https://user-uploads.online-go.com/20dd5a833b9922de3fb330d9f2c77a20-64.png","ratings":{"version":5,"overall":{"rating":1359.7350232735641,"deviation":64.98105013355789,"volatility":0.0600482213494612}},"ranking":22.030624839725757,"professional":false,"ui_class":""},"description":"come play","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":16,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"live","pause_on_weekends":false,"total_time":1500},"is_open":true,"exclude_provisional":false,"group":{"id":6365,"name":"The Best Happy Go Group","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":34,"icon":"https://user-uploads.online-go.com/50f48517d57f1d146fa4da1186bb47f6-64.png"},"auto_start_on_max":false,"time_start":"2020-07-25T13:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2020-07-29T11:45:35.728436Z","ended":"2020-07-29T13:01:11.538901Z","start_waiting":"2020-07-29T11:45:35.529377Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/50f48517d57f1d146fa4da1186bb47f6-15.png","player_count":4,"ranked":true},{"id":72375,"name":"Todos contra todos","director":{"id":607938,"username":"kido.go.baduk","country":"mx","icon":"https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png","ratings":{"version":5,"overall":{"rating":733.7386350417765,"deviation":67.58441146641512,"volatility":0.06059085558486428}},"ranking":7.749569442835256,"professional":false,"ui_class":""},"description":"todos contra todos","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":61,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":2400,"period_time":35,"periods":4},"is_open":true,"exclude_provisional":false,"group":{"id":4974,"name":"Taller de Go-Biblioteca de México","summary":"Torneos todos los sábados a las 17:30 hrs (Ciudad de México)","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":236,"icon":"https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"},"auto_start_on_max":false,"time_start":"2021-03-09T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2021-03-08T23:18:01.091213Z","ended":"2021-03-08T23:47:11.672500Z","start_waiting":"2021-03-08T23:18:00.893926Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png","player_count":4,"ranked":true},{"id":16149,"name":"Correspondence 19x19 RoundRobin 2016-03-30 01:00","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":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260521T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-21T19:00:16.095321Z","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":"2026-05-24T19:00:00Z","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,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2016-03-30T01:00:44.333429Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-03-30T01:01:03.770618Z","ended":"2016-04-22T18:50:04.350645Z","start_waiting":"2016-03-30T01:01:02.945813Z","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}]}