{"count":59736,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=4973","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=4971","results":[{"id":98448,"name":"NEW YEAR OPEN TOURNAMENT","director":{"id":860001,"username":"JerryYGo","country":"ca","icon":"https://secure.gravatar.com/avatar/8afd99b2ebc49b591c03a791b8ddde97?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1572.3768385672115,"deviation":83.92433611828322,"volatility":0.05999576605464506}},"ranking":25.39428602990465,"professional":false,"ui_class":""},"description":"this tournament is created in the new year,\nhope you have a nice and happy new year!","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"chinese","time_per_move":58,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":3600,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":17977,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2023-01-01T15:12:00Z","players_start":2,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":20,"max_ranking":30,"analysis_enabled":true,"exclusivity":"open","started":"2023-01-01T15:12:36.362066Z","ended":"2023-01-01T15:21:09.570189Z","start_waiting":"2023-01-01T15:12:36.141446Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":2,"ranked":true},{"id":104210,"name":"Houston Go Club - Correspondence Tournament","director":{"id":473476,"username":"ajiadjuster","country":"us","icon":"https://user-uploads.online-go.com/ebb423553f55ca1ecf44905005fd586b-64.png","ratings":{"version":5,"overall":{"rating":1886.9598995848182,"deviation":69.41060089332123,"volatility":0.05981262866327778}},"ranking":29.616351333129803,"professional":false,"ui_class":"supporter"},"description":"Join to play other HGC members in a round robin style correspondence tournament (everyone plays everyone else once).  All ranks are welcome! Handicap is enabled.","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","pause_on_weekends":true,"time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":1274,"name":"Houston Go Club","summary":"Playing go online and at real boards in Houston, Texas.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":76,"icon":"https://user-uploads.online-go.com/996be57dac72f8058d5a9a0e0c2dccd3-64.png"},"auto_start_on_max":true,"time_start":"2023-06-14T17:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2023-06-12T19:21:50.408244Z","ended":"2023-08-14T15:31:13.981409Z","start_waiting":"2023-06-12T19:21:50.224153Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/996be57dac72f8058d5a9a0e0c2dccd3-15.png","player_count":6,"ranked":true},{"id":138436,"name":"Blitz 19x19 Elimination Tournament 2026-03-19 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:20260523T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-23T21:00:16.319109Z","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":"2026-05-24T01:00:00Z","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":"2026-03-19T09:30:18.351270Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-03-19T09:30:18.589984Z","ended":"2026-03-19T10:26:40.723116Z","start_waiting":"2026-03-19T09:30:18.402665Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":9,"ranked":true},{"id":89791,"name":"Correspondence Weekly McMahon 19x19 2022-05-14 17:00","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":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260518T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-05-18T17:00:12.773130Z","lead_time_seconds":432000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"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":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":4,"maximum_players":1000},"next_run":"2026-05-25T17:00:00Z","base_points":"30.0"},"title":null,"tournament_type":"s_mcmahon","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":"2022-05-14T17:00:04.037126Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2022-05-14T17:00:08.701114Z","ended":"2023-06-13T11:09:20.456693Z","start_waiting":"2022-05-14T17:00:06.637278Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":32,"ranked":true},{"id":54547,"name":"Blitz 19x19 Elimination Tournament 2019-12-07 13:30","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:20260523T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-23T21:00:16.319109Z","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":"2026-05-24T01:00:00Z","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":"2019-12-07T13:30:35.383517Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2019-12-07T13:30:37.324938Z","ended":"2019-12-07T13:49:31.323586Z","start_waiting":"2019-12-07T13:30:36.690192Z","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":54557,"name":"Blitz 19x19 Elimination Tournament 2019-12-07 21:30","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:20260523T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-23T21:00:16.319109Z","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":"2026-05-24T01:00:00Z","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":"2019-12-07T21:30:57.975068Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2019-12-07T21:31:00.036923Z","ended":"2019-12-07T22:06:46.237218Z","start_waiting":"2019-12-07T21:30:59.444915Z","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":104575,"name":"Турнир чата игроков в Го 27.06.23 Corresp. A","director":{"id":803169,"username":"Tg45","country":"ru","icon":"https://user-uploads.online-go.com/d861f559b9c8e292905d8730862d1569-64.png","ratings":{"version":5,"overall":{"rating":1541.304358800829,"deviation":60.80968028307739,"volatility":0.06002855340333904}},"ranking":24.932227301962264,"professional":false,"ui_class":"supporter"},"description":"Швейцарская система.\nПереписка.\n19х19.\nПримерно 1 день на 1 ход.","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"system":"canadian","time_control":"canadian","speed":"correspondence","pause_on_weekends":true,"main_time":0,"period_time":259200,"stones_per_period":3},"is_open":true,"exclude_provisional":true,"group":{"id":11497,"name":"Чат игроков в Го (weiqi, baduk, igo)","summary":"Мы — группа игроков из телеграмм чата «Чат для игроков в Го (weiqi, baduk, igo)». Здесь мы играем между собой и организовываем турниры для игроков всех уровней.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":366,"icon":"https://user-uploads.online-go.com/2d3b4fb3fa64f817ed22ed171b88d712-64.png"},"auto_start_on_max":false,"time_start":"2023-06-27T15:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":27,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2023-06-27T15:00:52.106780Z","ended":"2023-08-19T03:50:55.201902Z","start_waiting":"2023-06-27T15:00:51.932376Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2d3b4fb3fa64f817ed22ed171b88d712-15.png","player_count":4,"ranked":true},{"id":55797,"name":"Reddit Round Robin Handicap Correspondence 8 Kyu - 3 Kyu","director":{"id":963,"username":"thouis","country":"_LGBT","icon":"https://user-uploads.online-go.com/a2e7f9e59abe305c58d78f58f24e5f13-64.png","ratings":{"version":5,"overall":{"rating":1261.3507888911745,"deviation":62.92066539095983,"volatility":0.05956628589288525}},"ranking":20.291906041819892,"professional":false,"ui_class":"supporter"},"description":"Reddit Round Robin Handicap Correspondence 8 Kyu - 3 Kyu","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"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":38,"name":"reddit","summary":"/r/baduk","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":2283,"icon":"https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png"},"auto_start_on_max":true,"time_start":"2020-01-24T17:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":22,"max_ranking":27,"analysis_enabled":true,"exclusivity":"open","started":"2020-01-24T08:35:11.394366Z","ended":"2020-06-17T23:10:29.645147Z","start_waiting":"2020-01-24T08:35:06.145404Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png","player_count":10,"ranked":true},{"id":60371,"name":"Blitz 19x19 Elimination Tournament 2020-05-11 13:30","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:20260523T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-05-23T21:00:16.319109Z","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":"2026-05-24T01:00:00Z","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":"2020-05-11T13:30:21.044652Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2020-05-11T13:30:22.821541Z","ended":"2020-05-11T13:56:15.750053Z","start_waiting":"2020-05-11T13:30:22.180317Z","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":54551,"name":"5k-10k 8-player 1m/3d rated even games (19x19, 22-Dec-2019)","director":{"id":488678,"username":"dino1019","country":"tw","icon":"https://user-uploads.online-go.com/a5975bed6be4d1496a8b7190da1c50f2-64.png","ratings":{"version":5,"overall":{"rating":1514.6715652606633,"deviation":60.872694531379224,"volatility":0.059861468674415975}},"ranking":24.528713141074892,"professional":false,"ui_class":""},"description":"1. This is for serious games to review later and improve for higher kyu players, including myself (Dino Hsu).\n2. 1 move per 3 days is to avoid timeout, but we can play faster if possible, hope we can finish a game within a month.\n3. I will try 8 players round-robin first, will adjust the number of players based on the effectiveness of the tournament. \nThank you for your participation.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":259200,"time_control_parameters":{"system":"canadian","time_control":"canadian","speed":"correspondence","pause_on_weekends":false,"main_time":0,"period_time":259200,"stones_per_period":1},"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":8892,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png"},"auto_start_on_max":true,"time_start":"2019-12-21T16:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":20,"max_ranking":25,"analysis_enabled":true,"exclusivity":"open","started":"2019-12-17T04:25:59.489715Z","ended":"2020-06-24T05:05:17.220757Z","start_waiting":"2019-12-17T04:25:56.868994Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png","player_count":8,"ranked":true}]}