{"count":59626,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-board_size&page=1186","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-board_size&page=1184","results":[{"id":102885,"name":"Blitz 19x19 Elimination Tournament 2023-05-04 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:20260513T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-13T01:00:49.717985Z","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":"2026-05-13T05:00:00Z","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":"2023-05-04T17:30:57.898804Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-05-04T17:31:58.154706Z","ended":"2023-05-04T17:58:27.351341Z","start_waiting":"2023-05-04T17:31:57.925493Z","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":121763,"name":"Blitz 19x19 Elimination Tournament 2024-11-02 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 Site-wide Tournament","schedule":{"id":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260513T010000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-13T01:00:49.717985Z","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":"2026-05-13T05:00:00Z","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":"2024-11-02T09:30:33.519619Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2024-11-02T09:31:33.567733Z","ended":"2024-11-02T09:55:13.612585Z","start_waiting":"2024-11-02T09:31:33.517640Z","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":134906,"name":"Handicap Arena 2025 - 099","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1090.465887946562,"deviation":64.79657529283531,"volatility":0.060067569323205706}},"ranking":16.921771259522597,"professional":false,"ui_class":"supporter"},"description":"Part of an arena tournament - 2025. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (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":107,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2025-12-07T22:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-12-07T13:48:41.284877Z","ended":"2026-05-13T01:34:00.808615Z","start_waiting":"2025-12-07T13:48:40.628674Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true},{"id":99371,"name":"2023.02 GO 19X19 tournament #6 2d～4d","director":{"id":1283005,"username":"dorawindy","country":"un","icon":"https://secure.gravatar.com/avatar/4b3228733c358d9bdd3d2fe0e6c829ac?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1161.9988927634927,"deviation":87.05621796374369,"volatility":0.05999810004043265}},"ranking":18.392645413106152,"professional":false,"ui_class":""},"description":"Welcome and have fun ：）\n                                                           \n                                                                 \nPauses are not allowed.                                    \nPauses are not allowed.                                         \nPauses are not allowed.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":90503,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":false,"main_time":518400,"period_time":86400,"periods":3},"is_open":true,"exclude_provisional":true,"group":{"id":8304,"name":"club hikaru no go","summary":"welcome all fan of Hikaru no go and on piece","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":115,"icon":"https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-64.png"},"auto_start_on_max":false,"time_start":"2023-01-31T16:19:00Z","players_start":12,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":31,"max_ranking":33,"analysis_enabled":true,"exclusivity":"open","started":"2023-01-31T16:19:10.845565Z","ended":"2023-11-16T08:30:24.707431Z","start_waiting":"2023-01-31T16:19:09.301040Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-15.png","player_count":18,"ranked":true},{"id":102888,"name":"Correspondence 19x19 RoundRobin 2023-05-05 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 Sitewide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260512T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-12T19:00:49.757522Z","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":"2026-05-15T19:00:00Z","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":"2023-05-05T19:00:58.109301Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-05-05T19:00:58.758290Z","ended":"2023-10-19T09:01:51.491339Z","start_waiting":"2023-05-05T19:00:58.255463Z","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},{"id":102792,"name":"HAPPY GO #21 Double Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png","ratings":{"version":5,"overall":{"rating":1947.4208081946103,"deviation":70.26382052584749,"volatility":0.05983231025656678}},"ranking":30.34647500092314,"professional":false,"ui_class":""},"description":"Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFIED! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":86400,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":false,"per_move":86400},"is_open":true,"exclude_provisional":false,"group":{"id":12619,"name":"Happy Go!!!","summary":"Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":71,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2023-05-07T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":32,"analysis_enabled":true,"exclusivity":"open","started":"2023-05-07T04:00:58.774870Z","ended":"2023-09-01T05:52:16.767360Z","start_waiting":"2023-05-07T04:00:58.630810Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":11,"ranked":true},{"id":137919,"name":"Handicap Arena 2026 - 018","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1090.465887946562,"deviation":64.79657529283531,"volatility":0.060067569323205706}},"ranking":16.921771259522597,"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":107,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2026-03-06T17:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-03-04T16:21:50.886828Z","ended":null,"start_waiting":"2026-03-04T16:21:50.591217Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":5,"ranked":true},{"id":36197,"name":"panama go cup","director":{"id":493986,"username":"Omar1383","country":"pa","icon":"https://secure.gravatar.com/avatar/354e00d22c149ddf14e648794d77a658?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1531.867618571922,"deviation":60.555147137777965,"volatility":0.059885724489241995}},"ranking":24.79005418276141,"professional":false,"ui_class":""},"description":"Copa de Go","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":9600,"time_control_parameters":{"period_time":86400,"main_time":86400,"system":"canadian","pause_on_weekends":true,"time_control":"canadian","stones_per_period":10,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":2083,"name":"Panama GO - Salon de Go Panama","summary":"¡Bienvenidos!\nGo de Panama le da la bienvenida a nuestro grupo.\n\nSi es usted panameno, residente en Panama o simplemente tiene contacto con jugadores en Panama, y desea participar de este grupo, siéntase en libertad de unirse.\n\nYou may contact us even if y","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":16,"icon":"https://user-uploads.online-go.com/d6255f02f25d4c4b61eed048a728710e-64.png"},"auto_start_on_max":true,"time_start":"2018-04-09T18:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2018-04-22T00:41:26.234503Z","ended":"2018-05-04T01:16:19.521228Z","start_waiting":"2018-04-22T00:41:25.976713Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/d6255f02f25d4c4b61eed048a728710e-15.png","player_count":4,"ranked":true},{"id":99341,"name":"Kranj 8","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":803.6705714414907,"deviation":64.60259982805724,"volatility":0.05991432696384124}},"ranking":9.85706594685124,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":259200,"period_time":86400,"periods":3},"is_open":true,"exclude_provisional":true,"group":{"id":374,"name":"Slovenija","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":55,"icon":"https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png"},"auto_start_on_max":true,"time_start":"2023-01-26T16:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":10,"max_ranking":18,"analysis_enabled":true,"exclusivity":"open","started":"2023-01-26T16:00:11.658641Z","ended":"2023-08-02T10:48:18.629662Z","start_waiting":"2023-01-26T16:00:11.443096Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png","player_count":9,"ranked":true},{"id":36946,"name":"Summer Lviv Tournament - Middle","director":{"id":79,"username":"oldyew","country":"ua","icon":"https://user-uploads.online-go.com/bb1683794b493824cb4605735bcfb9b7-64.png","ratings":{"version":5,"overall":{"rating":1705.3371445600435,"deviation":62.790139205239456,"volatility":0.06003537827844153}},"ranking":27.273474442381108,"professional":false,"ui_class":""},"description":"Summer Lviv Tournament - Middle","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":35520,"time_control_parameters":{"period_time":604800,"main_time":604800,"system":"canadian","pause_on_weekends":false,"time_control":"canadian","stones_per_period":21,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":1460,"name":"Lviv Club","summary":"Lviv Go Players Group","require_invitation":false,"is_public":false,"admin_only_tournaments":true,"hide_details":false,"member_count":28,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2018-05-07T09:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":18,"max_ranking":30,"analysis_enabled":true,"exclusivity":"invite","started":"2018-05-07T09:00:13.563771Z","ended":"2018-07-09T12:54:37.494883Z","start_waiting":"2018-05-07T09:00:06.970932Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":10,"ranked":true}]}