{"count":60514,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=4518","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=4516","results":[{"id":18128,"name":"Honinbo Shusai (本因坊 秀哉) Birthday DDK Tournament","director":{"id":58836,"username":"DrQuantum","country":"us","icon":"https://user-uploads.online-go.com/5192a63f12fa80c878392f9d0034612b-64.png","ratings":{"version":5,"overall":{"rating":957.0635497158953,"deviation":61.833202636976274,"volatility":0.058990322085862405}},"ranking":13.90091596101683,"professional":false,"ui_class":""},"description":"This tournament for DDK Players celebrates the birthday of Honinbo Shusai, founder of the Nihon Ki-in, and the last hereditary Honinbo.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":true,"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":3681,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2016-06-24T05:00:00Z","players_start":12,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2016-06-24T05:00:29.402369Z","ended":"2018-02-20T13:23:51.338240Z","start_waiting":"2016-06-24T05:00:29.029216Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":21,"ranked":true},{"id":30603,"name":"Correspondence 19x19 RoundRobin 2017-09-27 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:20260804T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-08-04T19:00:16.945780Z","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":"2026-08-07T19:00:00Z","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":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2017-09-27T01:00:51.482459Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-09-27T01:01:20.105052Z","ended":"2017-12-10T21:40:49.033028Z","start_waiting":"2017-09-27T01:01:17.602182Z","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":32673,"name":"Blitz 19x19 Elimination Tournament 2017-12-10 17:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260806T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-06T01:00:16.739374Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-08-06T05:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2017-12-10T17:30:01.903132Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2017-12-10T17:30:05.502213Z","ended":"2017-12-10T18:14:25.894059Z","start_waiting":"2017-12-10T17:30:04.973737Z","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":103369,"name":"Go Zodiac Friendship Games Online ปีจอ รุ่น B กระดาน 19x19 (1-2 ดั้ง)","director":{"id":912068,"username":"cp02","country":"un","icon":"https://user-uploads.online-go.com/ae018e5524da4ed68a067c720b339b3f-64.png","ratings":{"version":5,"overall":{"rating":469.4157984086007,"deviation":153.83582770708145,"volatility":0.06004073543967728}},"ranking":5,"professional":false,"ui_class":""},"description":"Go Zodiac Friendship Games Online ปีจอ รุ่น B กระดาน 19x19 (1-2 ดั้ง)","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":15,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":10,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":10404,"name":"Zodiac กลุ่ม B(1-2 ดั้ง)","summary":"","require_invitation":true,"is_public":false,"admin_only_tournaments":true,"hide_details":false,"member_count":132,"icon":"https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-64.png"},"auto_start_on_max":false,"time_start":"2023-05-26T10:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2023-05-26T10:00:58.305819Z","ended":"2023-05-26T11:41:29.062822Z","start_waiting":"2023-05-26T10:00:58.181012Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e347d3f7f8d53cfe3a1fed187a3e1f1e-15.png","player_count":9,"ranked":true},{"id":55916,"name":"Blitz 19x19 Elimination Tournament 2020-01-22 17:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260806T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-06T01:00:16.739374Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-08-06T05:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2020-01-22T17:30:25.060455Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2020-01-22T17:30:34.372901Z","ended":"2020-01-22T17:54:43.449355Z","start_waiting":"2020-01-22T17:30:34.159793Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":101530,"name":"Live 19x19 Swiss Tournament 2023-03-25 20:30","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":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260806T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-08-06T00:00:16.751399Z","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":"2026-08-06T04:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":35,"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":"2023-03-25T20:30:39.528514Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-03-25T20:30:40.893895Z","ended":"2023-03-25T22:40:55.011621Z","start_waiting":"2023-03-25T20:30:40.724386Z","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":137704,"name":"Handicap Arena 2026 - 016","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1071.0333091889129,"deviation":64.06107152346972,"volatility":0.06007106646476158}},"ranking":16.505508029210528,"professional":false,"ui_class":"supporter"},"description":"Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"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":true,"group":{"id":13655,"name":"Handicap Arena","summary":"Organising arena-type handicap correspondence tournaments.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":108,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2026-02-27T19:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-02-26T05:58:22.224446Z","ended":"2026-07-03T05:35:27.114940Z","start_waiting":"2026-02-26T05:58:21.940698Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":5,"ranked":true},{"id":101581,"name":"Blitz 19x19 Elimination Tournament 2023-03-27 09:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260806T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-06T01:00:16.739374Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-08-06T05:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-03-27T09:30:13.334527Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-03-27T09:32:14.791493Z","ended":"2023-03-27T09:49:41.435025Z","start_waiting":"2023-03-27T09:32:14.704895Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":26809,"name":"Open Tournament","director":{"id":368453,"username":"mtausan","country":"hr","icon":"https://user-uploads.online-go.com/feb9ebc28bf9230a1f1e4095292d6995-64.png","ratings":{"version":5,"overall":{"rating":1332.2349635496453,"deviation":66.2867711962968,"volatility":0.060074213152113844}},"ranking":21.557626602113007,"professional":false,"ui_class":""},"description":"Correspondence tournament: 7 days main time with 5x36h extra periods.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":136320,"time_control_parameters":{"period_time":129600,"main_time":604800,"system":"byoyomi","pause_on_weekends":true,"time_control":"byoyomi","periods":5,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":20,"name":"Single Digit Kyu Room","summary":"A room for SDK's \r\n","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":762,"icon":"https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-64.png"},"auto_start_on_max":false,"time_start":"2017-05-10T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-05-10T14:00:16.984057Z","ended":"2017-12-10T14:53:04.302493Z","start_waiting":"2017-05-10T14:00:16.630397Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/86d86effdffc2d0bbcd98e0f3b379249-15.png","player_count":5,"ranked":true},{"id":101027,"name":"Blitz 19x19 Elimination Tournament 2023-03-12 05:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260806T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-06T01:00:16.739374Z","lead_time_seconds":1800,"tournament_type":"elimination","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":100},"next_run":"2026-08-06T05:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":11,"time_control_parameters":{"time_control":"byoyomi","period_time":10,"main_time":120,"periods":5},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-03-12T05:30:00.101102Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-03-12T05:30:01.480401Z","ended":"2023-03-12T05:45:29.345040Z","start_waiting":"2023-03-12T05:30:01.352427Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":5,"ranked":true}]}