{"count":59400,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=is_open&page=5128","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=is_open&page=5126","results":[{"id":114892,"name":"Handicap Arena 2024 - 033","director":{"id":2408,"username":"richyfourtytwo","country":"de","icon":"https://user-uploads.online-go.com/8482108492340cf4f2021653180eb741-64.png","ratings":{"version":5,"overall":{"rating":1531.9549335094598,"deviation":65.217956000904,"volatility":0.059740142660331536}},"ranking":24.79137367223587,"professional":false,"ui_class":""},"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 10 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":105,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2024-04-19T10:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-04-18T18:37:52.167921Z","ended":"2024-07-16T17:36:46.621314Z","start_waiting":"2024-04-18T18:37:51.495745Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true},{"id":113388,"name":"囲碁大会\\^_^/ 2","director":{"id":1470605,"username":"コビー大佐","country":"jp","icon":"https://user-uploads.online-go.com/0d3eeb73d3a223e7c934d52715fa8233-64.png","ratings":{"version":5,"overall":{"rating":1152.2780303362724,"deviation":64.84780508577205,"volatility":0.06056773556265623}},"ranking":18.19816627672791,"professional":false,"ui_class":""},"description":"good luck all","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":-1,"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":14054,"name":"院生の碁","summary":"院生の碁!","require_invitation":true,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":18,"icon":"https://user-uploads.online-go.com/ca04995cda0b3d01c5a595ca0fafb383-64.png"},"auto_start_on_max":true,"time_start":"2024-03-01T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":32,"analysis_enabled":false,"exclusivity":"open","started":"2024-04-12T11:46:54.371220Z","ended":"2024-06-20T09:06:58.918586Z","start_waiting":"2024-04-12T11:46:54.255884Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/ca04995cda0b3d01c5a595ca0fafb383-15.png","player_count":4,"ranked":true},{"id":94245,"name":"Fair games","director":{"id":1006991,"username":"WillMa","country":"cn","icon":"https://secure.gravatar.com/avatar/3b854740fb42fc74c8b43503d4f64f46?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1425.3905788313666,"deviation":65.04358839826483,"volatility":0.06003849668312953}},"ranking":23.12228674059785,"professional":false,"ui_class":""},"description":"Good luck","schedule":null,"title":null,"tournament_type":"swiss","handicap":-1,"rules":"aga","time_per_move":93120,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":604800,"period_time":86400,"periods":10},"is_open":true,"exclude_provisional":true,"group":{"id":9509,"name":"Goggle","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":14,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2022-11-30T19:00:00Z","players_start":1,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-11-30T19:00:42.112874Z","ended":"2024-09-12T23:37:06.420188Z","start_waiting":"2022-11-30T19:00:41.731217Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":22,"ranked":true},{"id":103876,"name":"Monthly Simultaneous McMahon 2023-06-16 17:00","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":10,"name":"Monthly Simultaneous McMahon","rrule":"DTSTART:20260401T170000Z\nRRULE:FREQ=MONTHLY","active":true,"created":"2015-12-16T02:47:16.592231Z","last_run":"2026-04-01T17:00:13.813136Z","lead_time_seconds":1296000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":5,"maximum_players":200},"next_run":"2026-05-01T17:00:00Z","base_points":"50.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2023-06-16T17:00:59.026595Z","players_start":20,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-06-16T17:01:30.553337Z","ended":"2024-11-24T11:20:26.369039Z","start_waiting":"2023-06-16T17:01:26.358362Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":75,"ranked":true},{"id":109982,"name":"JeremyWWW  Olu Mel","director":{"id":1248091,"username":"wuheiman","country":"cn","icon":"https://secure.gravatar.com/avatar/fa05f60688507941f15aeab03dc88678?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1461.7908609168308,"deviation":66.05101890156816,"volatility":0.060132750693748446}},"ranking":23.70604720005524,"professional":false,"ui_class":""},"description":"JeremyWWW  Olu Mel","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"rules":"chinese","time_per_move":11,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"blitz","pause_on_weekends":false,"main_time":80,"period_time":10,"periods":10},"is_open":true,"exclude_provisional":false,"group":{"id":13168,"name":"超級燒烤貓","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":7,"icon":"https://user-uploads.online-go.com/266e4ac244439a738d8cecfd32dfae06-64.png"},"auto_start_on_max":false,"time_start":"2023-11-25T13:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-12-10T15:27:12.075360Z","ended":"2024-12-10T15:36:19.482343Z","start_waiting":"2024-12-10T15:27:11.930383Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/266e4ac244439a738d8cecfd32dfae06-15.png","player_count":4,"ranked":true},{"id":114889,"name":"Blitz 19x19 Elimination Tournament 2024-04-12 09:30","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 Site-wide Tournament","schedule":{"id":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260419T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-04-19T09:00:56.627675Z","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":"2026-04-19T13:00:00Z","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":"2024-04-12T09:30:54.227177Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2024-04-12T09:31:54.305715Z","ended":"2024-04-12T09:42:06.214773Z","start_waiting":"2024-04-12T09:31:54.231156Z","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":114885,"name":"Live 9x9 Double Elimination Tournament 2024-04-12 06:30","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 Site-wide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260419T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-04-19T06:00:56.594861Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"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":"2026-04-19T10:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":41,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2024-04-12T06:30:54.220985Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2024-04-12T06:31:54.687934Z","ended":"2024-04-12T07:11:32.075787Z","start_waiting":"2024-04-12T06:31:54.222164Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":8,"ranked":true},{"id":112679,"name":"Irish Correspondence Championship 2024 Bracket A","director":{"id":427361,"username":"shinuito","country":"ie","icon":"https://secure.gravatar.com/avatar/c458ba70fd5fe051ac06f156c773cfea?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1865.2607719230584,"deviation":63.9182255791133,"volatility":0.05998006867416911}},"ranking":29.348595009952554,"professional":false,"ui_class":"supporter moderator"},"description":"Brackets of 5-8 players ideally.\n\nRound Robin with 14 days main time and a Fischer increment of 1 day per move, up to 28 days.\n\nHave fun!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95973,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":1209600,"max_time":2419200},"is_open":true,"exclude_provisional":false,"group":{"id":858,"name":"Ireland","summary":"For Irish go players, and friends of Irish go, wherever they may roam...","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":206,"icon":"https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-64.png"},"auto_start_on_max":false,"time_start":"2024-02-18T18:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2024-02-18T18:00:41.162649Z","ended":"2024-05-27T15:48:15.477767Z","start_waiting":"2024-02-18T18:00:40.991296Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-15.png","player_count":5,"ranked":true},{"id":114928,"name":"Blitz 19x19 Elimination Tournament 2024-04-13 13:30","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 Site-wide Tournament","schedule":{"id":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260419T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-04-19T09:00:56.627675Z","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":"2026-04-19T13:00:00Z","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":"2024-04-13T13:30:54.486227Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2024-04-13T13:31:54.588653Z","ended":"2024-04-13T13:42:21.334325Z","start_waiting":"2024-04-13T13:31:54.490971Z","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":114966,"name":"Live 9x9 Double Elimination Tournament 2024-04-14 14:30","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 Site-wide Tournament","schedule":{"id":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260419T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-04-19T06:00:56.594861Z","lead_time_seconds":1800,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"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":"2026-04-19T10:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":41,"time_control_parameters":{"time_control":"byoyomi","period_time":30,"main_time":300,"periods":3},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2024-04-14T14:30:54.700010Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2024-04-14T14:31:54.833764Z","ended":"2024-04-14T15:43:51.013313Z","start_waiting":"2024-04-14T14:31:54.699483Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":7,"ranked":true}]}