{"count":59322,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=4197","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=4195","results":[{"id":170,"name":"Open to all - 2 days per move","director":{"id":356,"username":"Dyonn","country":"gb","icon":"https://user-uploads.online-go.com/d34852f36c3644d382908282ee323e3f-64.png","ratings":{"version":5,"overall":{"rating":1685.221923587676,"deviation":63.525249116526254,"volatility":0.06021700542928635}},"ranking":26.99878651059901,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":172800,"time_control_parameters":{"time_control":"simple","per_move":172800},"is_open":true,"exclude_provisional":false,"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":34,"analysis_enabled":false,"exclusivity":"open","started":"2007-01-07T09:47:00Z","ended":"2007-02-24T13:59:00Z","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":26910,"name":"Live 19x19 Swiss Tournament 2017-05-07 00:30","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":"Automatic Sitewide Tournament","schedule":{"id":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260413T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-04-13T00:00:35.956489Z","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":"2026-04-13T04:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":36,"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":"2017-05-07T00:30:18.888653Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2017-05-07T00:35:22.561040Z","ended":"2017-05-07T01:56:37.139130Z","start_waiting":"2017-05-07T00:35:21.572524Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":6,"ranked":true},{"id":87791,"name":"Live 19x19 Swiss Tournament 2022-03-26 08:30","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":"Automatic Sitewide Tournament","schedule":{"id":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260413T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-04-13T00:00:35.956489Z","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":"2026-04-13T04:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":36,"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":"2022-03-26T08:30:21.147779Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2022-03-26T08:30:27.321383Z","ended":"2022-03-26T10:28:30.973277Z","start_waiting":"2022-03-26T08:30:27.120874Z","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":87637,"name":"19x19 Elimination Tournament | Open to all","director":{"id":1133095,"username":"My little pony","country":"hk","icon":"https://user-uploads.online-go.com/68bd25f1889b3bc6a39a8f05e4f17167-64.png","ratings":{"version":5,"overall":{"rating":929.3213912846254,"deviation":76.86369994639227,"volatility":0.060014291407671186}},"ranking":13.2199549750834,"professional":false,"ui_class":""},"description":"(empty)","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"chinese","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":false,"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":1778,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"},"auto_start_on_max":false,"time_start":"2022-03-26T13:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":10,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2022-03-26T13:00:34.379012Z","ended":"2022-03-26T13:38:05.165777Z","start_waiting":"2022-03-26T13:00:34.293875Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png","player_count":7,"ranked":true},{"id":71393,"name":"1st 2021 OGS Yeonwoo's Cup","director":{"id":661209,"username":"GomezAlvaEs","country":"es","icon":"https://user-uploads.online-go.com/f14d8df8aa0df41e539d7c00d9640806-64.png","ratings":{"version":5,"overall":{"rating":1191.4291888125815,"deviation":66.40775072696641,"volatility":0.059953107510029906}},"ranking":18.971670433840064,"professional":false,"ui_class":""},"description":"I'm delighted to introduce you to the 1st 2021 OGS Yeonwoo's cup, a monthly tournament for our club.\n\nIt will be played correspondence so people from everywhere in the world can participate :)\n\nThis is the first edition and it has been created by myself. Unluckily I don't have much experience in organizing tournaments so please, feel free to send me a message with your comments if you see something that could work better.\n\nIn terms of Handicap, I think we still need to discuss about it since we have a huge variety of ranks in our beautiful group.\n\nGood luck to everybody :)","schedule":null,"title":null,"tournament_type":"elimination","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":604800},"is_open":true,"exclude_provisional":true,"group":{"id":8313,"name":"Yeonwoo-pro Official Fan Club","summary":"Korean baduk professional Yeonwoo fan club.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":135,"icon":"https://user-uploads.online-go.com/fbad9076f90747ac145923b496b6022a-64.png"},"auto_start_on_max":false,"time_start":"2021-03-06T11:30:00Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2021-03-06T11:30:53.434935Z","ended":"2022-03-27T21:48:42.820000Z","start_waiting":"2021-03-06T11:30:52.476185Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/fbad9076f90747ac145923b496b6022a-15.png","player_count":25,"ranked":true},{"id":27487,"name":"Blitz 19x19 Elimination Tournament 2017-05-27 17:30","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":"Automatic Sitewide Tournament","schedule":{"id":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260412T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-04-12T21:00:35.883375Z","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":"2026-04-13T01:00:00Z","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":"2017-05-27T17:30:39.633331Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2017-05-27T17:31:24.310386Z","ended":"2017-05-27T18:25:16.491807Z","start_waiting":"2017-05-27T17:31:24.092061Z","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},{"id":17825,"name":"Upper Half DDK #1: Canada Day","director":{"id":303589,"username":"Canada1867","country":"ca","icon":"https://secure.gravatar.com/avatar/0a77206015cf9e4c151ac777d1636656?s=64&d=retro","ratings":{"version":5,"overall":{"rating":924.8037735661408,"deviation":68.06902899701008,"volatility":0.06000502011404481}},"ranking":13.10714375918142,"professional":false,"ui_class":""},"description":"The very first GCL event for UHDDK. Celebrating Canada's Independence from the United Kingdom.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":46080,"time_control_parameters":{"time_control":"canadian","period_time":259200,"main_time":1814400,"stones_per_period":10},"is_open":true,"exclude_provisional":true,"group":{"id":1137,"name":"Go Championship League","summary":"A Canadian Based Championship League","require_invitation":true,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":1,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2016-07-01T06:30:00Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"slide","min_ranking":10,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2016-07-01T06:30:05.223299Z","ended":"2017-07-09T23:10:36.522998Z","start_waiting":"2016-07-01T06:30:05.049091Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":10,"ranked":true},{"id":26153,"name":"Blitz 19x19 Elimination Tournament 2017-04-08 17:30","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":"Automatic Sitewide Tournament","schedule":{"id":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260412T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-04-12T21:00:35.883375Z","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":"2026-04-13T01:00:00Z","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":"2017-04-08T17:30:29.114958Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2017-04-08T17:30:31.512854Z","ended":"2017-04-08T18:28:11.756005Z","start_waiting":"2017-04-08T17:30:30.923714Z","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":105834,"name":"Partida de las 2300","director":{"id":746065,"username":"Elnefo11","country":"co","icon":"https://secure.gravatar.com/avatar/1815dd1847a342bb3cf440bad4d14a91?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1121.271635678619,"deviation":65.17947166647325,"volatility":0.06000388477418938}},"ranking":17.5666933394766,"professional":false,"ui_class":""},"description":"Péguenlo y jueguen profes...","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":32,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":300,"period_time":30,"periods":1},"is_open":true,"exclude_provisional":false,"group":{"id":4802,"name":"shibumi...","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":16,"icon":"https://user-uploads.online-go.com/36aabf9977d858365e1702efb7172f85-64.png"},"auto_start_on_max":false,"time_start":"2023-07-28T04:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2023-07-28T04:00:50.885689Z","ended":"2023-07-28T04:41:01.982587Z","start_waiting":"2023-07-28T04:00:50.775305Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/36aabf9977d858365e1702efb7172f85-15.png","player_count":4,"ranked":true},{"id":25827,"name":"Live 19x19 Swiss Tournament 2017-03-27 20:30","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":"Automatic Sitewide Tournament","schedule":{"id":4,"name":"Live 19x19 Swiss Tournament","rrule":"DTSTART:20260413T000000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:30:39.250689Z","last_run":"2026-04-13T00:00:35.956489Z","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":"2026-04-13T04:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":36,"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":"2017-03-27T20:30:18.089212Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2017-03-27T20:30:21.115355Z","ended":"2017-03-27T22:36:51.033535Z","start_waiting":"2017-03-27T20:30:20.182061Z","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}]}