{"count":60705,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=1541","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=1539","results":[{"id":55918,"name":"Correspondence 9x9 RoundRobin 2020-01-23 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:20260818T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-08-18T19:00:30.202968Z","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":"2026-08-21T19:00:00Z","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":"2020-01-23T19:00:32.610340Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2020-01-23T19:01:35.686704Z","ended":"2020-02-11T17:06:10.428892Z","start_waiting":"2020-01-23T19:01:32.042025Z","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":134993,"name":"9x9 Mini League 10k-25k #348","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1413.091286907699,"deviation":71.57968487736412,"volatility":0.060272760648828305}},"ranking":22.92166513829051,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 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":true,"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":716,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-12-07T20:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2025-12-05T23:49:01.898702Z","ended":"2025-12-26T04:41:48.453006Z","start_waiting":"2025-12-05T23:49:01.737657Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":129971,"name":"Primus inter pares (4) (12 k only)","director":{"id":1218730,"username":"Petru Dumitriu","country":"ro","icon":"https://user-uploads.online-go.com/c234bf3d6aabfd36a9d9dd48123a71e5-64.png","ratings":{"version":5,"overall":{"rating":1096.4992915066045,"deviation":61.83889137989092,"volatility":0.05975088442718143}},"ranking":17.04950410875076,"professional":false,"ui_class":""},"description":"Dear 12 k players,\n\nThis is really unique and (no longer) unprecedented. A tournament dedicated exclusively to serious and dedicated 12 k players. The new format has proved to be attractive and successful.\n\nThe previous edition of the round robin took shorter than any other tournament I participate in: from February till May. It will give you a quick but meaningful assessment of your potential\n\nThe best chance to focus and to enjoy a challenging tournament, free of frustration, pure pleasure. \n\nJoin as soon as you can to make sure that you are still 12 k.","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","pause_on_weekends":false,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":655,"name":"Romania","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":31,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2025-06-29T15:00:00Z","players_start":9,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":18,"max_ranking":18,"analysis_enabled":true,"exclusivity":"open","started":"2025-07-01T04:27:26.656544Z","ended":"2025-10-15T15:33:29.879944Z","start_waiting":"2025-07-01T04:27:26.179491Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":9,"ranked":true},{"id":134998,"name":"Go's Got TALENT!","director":{"id":1733830,"username":"Mr. C. Cheese","country":"_CARICOM","icon":"https://user-uploads.online-go.com/5eba3c669a2a0ebd63bd82beb74da17a-64.png","ratings":{"version":5,"overall":{"rating":455.4656361578848,"deviation":66.55611487627914,"volatility":0.060043606952417665}},"ranking":5,"professional":false,"ui_class":""},"description":"May the best Go players BATTLE it out to see who wins!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":40,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"live","pause_on_weekends":false,"per_move":40},"is_open":true,"exclude_provisional":true,"group":{"id":13675,"name":"Sunday GO and MORE","summary":"You can't miss this group, join now!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":114,"icon":"https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-64.png"},"auto_start_on_max":false,"time_start":"2025-12-03T19:45:00Z","players_start":0,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-12-03T19:45:53.570603Z","ended":"2025-12-03T19:46:53.146354Z","start_waiting":"2025-12-03T19:45:53.547758Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/e9f20c25fe1d95f705ad61dc0bd03a5d-15.png","player_count":1,"ranked":true},{"id":135025,"name":"Correspondence 19x19 RoundRobin 2025-12-05 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 Site-wide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260819T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-08-19T19:00:29.832476Z","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":"2026-08-22T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2025-12-05T19:00:53.777900Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-12-05T19:01:11.390588Z","ended":"2026-02-20T16:29:33.045938Z","start_waiting":"2025-12-05T19:01:11.076715Z","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":87343,"name":"Mingren Nines 2019 Title Match - Board 2","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":2009.153719389611,"deviation":68.72700373040577,"volatility":0.06015597381452679}},"ranking":31.068934729651563,"professional":false,"ui_class":"supporter"},"description":"\n\nTitle Holder: \ngamesorry [Nines Mingren] x1\n\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n
EditionTitleClassYearPlayer 1Player 2Matches
13thMingrenNines2019gamesorry [Nines Mingren]找借口安静 [1d]Board 1Board 2Board 3Board 4Board 5
\n\n\nTitle Tournament: Mingren Nines Title Tournament 2019\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"chinese","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":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":3012,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2022-03-31T08:43:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2022-03-31T08:43:05.501026Z","ended":"2022-05-09T07:59:54.921831Z","start_waiting":"2022-03-31T08:43:05.440395Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":2,"ranked":true},{"id":89244,"name":"Live Tournament 1","director":{"id":1095664,"username":"USE17","country":"un","icon":"https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1188.792006203979,"deviation":61.76404829061147,"volatility":0.0606255655038105}},"ranking":18.920372006199532,"professional":false,"ui_class":""},"description":"Beginners tournament","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":16,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":120,"period_time":15,"periods":4},"is_open":true,"exclude_provisional":true,"group":{"id":6993,"name":"Live Tournaments","summary":"A group for players who enjoy live tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":26,"icon":"https://user-uploads.online-go.com/a9ac8506a91a3dc2dedf5e9cebc56769-64.png"},"auto_start_on_max":false,"time_start":"2022-04-27T15:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2022-04-27T15:00:52.418760Z","ended":"2022-04-27T15:30:16.334261Z","start_waiting":"2022-04-27T15:00:52.312616Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/a9ac8506a91a3dc2dedf5e9cebc56769-15.png","player_count":4,"ranked":true},{"id":51978,"name":"Kuwabara Honimbou first look at Hikaru - Sixth Edition","director":{"id":15530,"username":"Julko","country":"pl","icon":"https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png","ratings":{"version":5,"overall":{"rating":864.0752257226206,"deviation":66.69099234839376,"volatility":0.05927716479341325}},"ranking":11.534755327695938,"professional":false,"ui_class":"supporter"},"description":"... to beat Akira","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":420,"name":"Hikaru no go club","summary":"Sai is the way.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":773,"icon":"https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-64.png"},"auto_start_on_max":true,"time_start":"2019-09-30T03:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2019-09-30T03:00:42.420754Z","ended":"2020-03-05T14:11:36.416584Z","start_waiting":"2019-09-30T03:00:36.788606Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-15.png","player_count":8,"ranked":true},{"id":77931,"name":"Correspondence 13x13 RoundRobin 2021-07-24 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:20260817T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-08-17T19:00:29.605367Z","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":"2026-08-20T19:00:00Z","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":"2021-07-24T19:00:54.627975Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2021-07-24T19:01:58.251025Z","ended":"2021-08-06T06:03:03.091232Z","start_waiting":"2021-07-24T19:01:57.684619Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":7,"ranked":true},{"id":50273,"name":"Beginner's fun!","director":{"id":607743,"username":"Rader2500","country":"_United_Federation_of_Planets","icon":"https://user-uploads.online-go.com/2d306b6a1578bb5979a7eaaf9f890d33-64.png","ratings":{"version":5,"overall":{"rating":1032.6704610035263,"deviation":64.97949511281311,"volatility":0.0600064882157023}},"ranking":15.661094084057185,"professional":false,"ui_class":""},"description":"A tournament for us newbies or long time 17~25kyu players. If any are interested!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":74880,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":72000,"initial_time":259200,"max_time":1209600},"is_open":true,"exclude_provisional":true,"group":{"id":43,"name":"Kyu Level Study Group","summary":"A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":8952,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"},"auto_start_on_max":true,"time_start":"2019-07-21T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":13,"analysis_enabled":true,"exclusivity":"group","started":"2019-07-21T14:00:45.274324Z","ended":"2019-09-09T13:46:45.477553Z","start_waiting":"2019-07-21T14:00:42.780997Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png","player_count":7,"ranked":true}]}