{"count":59530,"next":"https://online-go.com/api/v1/tournaments/?ordering=-max_ranking&page=5677","previous":"https://online-go.com/api/v1/tournaments/?ordering=-max_ranking&page=5675","results":[{"id":68081,"name":"Xie Yimin 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":1000.4289022128198,"deviation":63.14379812202961,"volatility":0.058974937462548345}},"ranking":14.92679188697228,"professional":false,"ui_class":""},"description":"Let's have a birthday celebration for Xie Yimin, a prominent Taiwanese female go player, who over the past decade has been a dominant player in the three oldest Japanese women's tournaments, the Kisei, Honinbo, and Meijin.  Join us!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":45120,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":43200,"initial_time":172800,"max_time":432000},"is_open":true,"exclude_provisional":true,"group":{"id":7228,"name":"DDK Proving Grounds (Double Digit Kyu)","summary":"A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":648,"icon":"https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-64.png"},"auto_start_on_max":true,"time_start":"2020-11-23T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2020-11-23T00:00:12.906385Z","ended":"2021-01-04T19:59:44.270959Z","start_waiting":"2020-11-23T00:00:12.298903Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-15.png","player_count":6,"ranked":true},{"id":132828,"name":"9x9 Mini League 10k-25k #329","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1338.1347857578535,"deviation":68.56179911925729,"volatility":0.06020495821657849}},"ranking":21.659920381007574,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-10-05T19:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2025-09-29T19:20:55.074154Z","ended":"2025-10-09T20:55:09.223488Z","start_waiting":"2025-09-29T19:20:54.856977Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":1330,"name":"isavr's New Year mini-tournament","director":{"id":4822,"username":"isavr","country":"ru","icon":"https://secure.gravatar.com/avatar/58026a84730d934e61e7b6b9fe86936d?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1619.7134032859321,"deviation":67.54904450156698,"volatility":0.059993748512467214}},"ranking":26.08093441970584,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":86400,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":432000,"time_increment":86400},"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":16,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2011-04-28T19:16:28Z","ended":"2011-04-28T17:16:28Z","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":29362,"name":"08/20/2017 1:21 PM 13x13","director":{"id":443824,"username":"hengsh","country":"sg","icon":"https://user-uploads.online-go.com/7f4ad4f86f2090e1190b4eecb3e7295e-64.png","ratings":{"version":5,"overall":{"rating":1444.006361576871,"deviation":66.94295557869181,"volatility":0.05996442407941571}},"ranking":23.422671403994965,"professional":false,"ui_class":""},"description":"10Kyu and below","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":23,"time_control_parameters":{"period_time":10,"main_time":1200,"system":"byoyomi","pause_on_weekends":false,"time_control":"byoyomi","periods":5,"speed":"live"},"is_open":true,"exclude_provisional":false,"group":{"id":1593,"name":"Googo","summary":"The perfect group for beginners","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":true,"member_count":17,"icon":"https://user-uploads.online-go.com/7f4ad4f86f2090e1190b4eecb3e7295e-64.png"},"auto_start_on_max":false,"time_start":"2017-08-17T05:21:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2017-08-17T05:21:28.250722Z","ended":"2017-08-17T05:23:42.021019Z","start_waiting":"2017-08-17T05:21:28.048110Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/7f4ad4f86f2090e1190b4eecb3e7295e-15.png","player_count":3,"ranked":true},{"id":88427,"name":"Teaching League 1 Beginners","director":{"id":1095664,"username":"USE17","country":"un","icon":"https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1188.792006203979,"deviation":61.76404829061147,"volatility":0.0606255655038105}},"ranking":18.920372006199532,"professional":false,"ui_class":""},"description":"Beginners Tournament","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":27,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":180,"period_time":25,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":28,"name":"Teaching League","summary":"The teaching league is a group for players who want to improve their game by playing, as well as by teaching weaker players.\n\nQuick rule summary: no handicap, moderate time settings, stronger player creates a review.\n\nPlease add \"TL\" to the game name.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":4484,"icon":"https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-64.png"},"auto_start_on_max":false,"time_start":"2022-04-09T20:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2022-04-09T20:00:32.312666Z","ended":"2022-04-09T20:44:32.811293Z","start_waiting":"2022-04-09T20:00:32.207375Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/b1a8e87e33263bc92ccdc6303c0c184c-15.png","player_count":4,"ranked":true},{"id":135853,"name":"9x9 Mini League 10k-25k #358","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1338.1347857578535,"deviation":68.56179911925729,"volatility":0.06020495821657849}},"ranking":21.659920381007574,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":697,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2026-01-04T20:00:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-02T15:03:15.631007Z","ended":"2026-01-17T23:38:05.114715Z","start_waiting":"2026-01-02T15:03:15.471853Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":90713,"name":"PG DDK 2023 13x13","director":{"id":1091075,"username":"isopods","country":"un","icon":"https://secure.gravatar.com/avatar/c7e1433d765cd9e52ca70b034194ba2f?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1500,"deviation":350,"volatility":0.06}},"ranking":24.303382182144386,"professional":false,"ui_class":"provisional"},"description":"The Big One.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":29760,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":28800,"initial_time":86400,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":7228,"name":"DDK Proving Grounds (Double Digit Kyu)","summary":"A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":648,"icon":"https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-64.png"},"auto_start_on_max":false,"time_start":"2023-01-01T09:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":20,"analysis_enabled":false,"exclusivity":"open","started":"2023-01-01T09:00:22.075276Z","ended":"2023-03-15T05:50:08.040454Z","start_waiting":"2023-01-01T09:00:21.389166Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-15.png","player_count":28,"ranked":true},{"id":14846,"name":"Blitz tournament","director":{"id":178918,"username":"Thy Cuber","country":"za","icon":"https://user-uploads.online-go.com/22fbbfa10d4fc602042fe049e3bd4b33-64.png","ratings":{"version":5,"overall":{"rating":1196.3104167562665,"deviation":67.27309500151625,"volatility":0.06004906714951382}},"ranking":19.066321110192753,"professional":false,"ui_class":""},"description":"Good tournament for beginners","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":5,"time_control_parameters":{"time_control":"byoyomi","period_time":5,"main_time":30,"periods":1},"is_open":true,"exclude_provisional":true,"group":{"id":918,"name":"Go Tournament Group","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":3,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2016-02-11T18:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":0,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2016-02-11T18:00:11.543525Z","ended":"2016-02-11T18:18:36.037339Z","start_waiting":"2016-02-11T18:00:11.405007Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":5,"ranked":true},{"id":120783,"name":"9x9 New Zealand 25k-10k League #19","director":{"id":178104,"username":"dexonsmith","country":"ca","icon":"https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png","ratings":{"version":5,"overall":{"rating":1390.7732166446785,"deviation":67.55416504748428,"volatility":0.06064009346038413}},"ranking":22.55312076827671,"professional":false,"ui_class":"supporter"},"description":"25k-10k. 5 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Even games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"nz","time_per_move":95543,"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":14024,"name":"New Zealand Ladders","summary":"Group for ladders and tournaments that use New Zealand rules.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":80,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"},"auto_start_on_max":true,"time_start":"2024-10-29T03:09:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2024-10-28T04:09:34.869487Z","ended":"2024-11-10T14:55:49.294877Z","start_waiting":"2024-10-28T04:09:34.660132Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":5,"ranked":true},{"id":114998,"name":"9x9 New Zealand 25k-10k League #9","director":{"id":178104,"username":"dexonsmith","country":"ca","icon":"https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png","ratings":{"version":5,"overall":{"rating":1390.7732166446785,"deviation":67.55416504748428,"volatility":0.06064009346038413}},"ranking":22.55312076827671,"professional":false,"ui_class":"supporter"},"description":"25k-10k. 5 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Even games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"nz","time_per_move":95543,"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":14024,"name":"New Zealand Ladders","summary":"Group for ladders and tournaments that use New Zealand rules.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":80,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"},"auto_start_on_max":true,"time_start":"2024-04-30T03:01:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2024-04-27T10:51:59.306123Z","ended":"2024-06-05T15:38:11.608081Z","start_waiting":"2024-04-27T10:51:59.112838Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":5,"ranked":true}]}