{"count":59737,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-player_count&page=1607","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-player_count&page=1605","results":[{"id":111374,"name":"9x9 Open D.E. Cup #118","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1266.3339545161286,"deviation":69.11401413075777,"volatility":0.0602108012162927}},"ranking":20.383183590549244,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"double_elimination","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":false,"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":698,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2024-01-07T20:10:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-01-07T05:36:17.885370Z","ended":"2024-05-06T19:36:11.628142Z","start_waiting":"2024-01-07T05:36:17.759918Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":8,"ranked":true},{"id":113094,"name":"Tournament Hikaru no Go 19x19","director":{"id":1231889,"username":"Ivan Ivochkin","country":"ru","icon":"https://user-uploads.online-go.com/8cd917b111df97f1886cff13e9b77d21-64.png","ratings":{"version":5,"overall":{"rating":1695.7338448604141,"deviation":62.96529205575829,"volatility":0.06014973172251503}},"ranking":27.142740929574664,"professional":false,"ui_class":""},"description":"Have fun","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":88451,"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":11532,"name":"Tournaments (Hikaru no Go) Group™️","summary":"Welcome You can joined tournaments in this group\nยินดีต้อนรับ​คุณสามารถทัวร์​นา​เม็นในกลุ่มนี้ได้","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":61,"icon":"https://user-uploads.online-go.com/1a6da98b2a0fa744dfab936a7f3f5d43-64.png"},"auto_start_on_max":true,"time_start":"2024-04-01T15:00:00Z","players_start":5,"first_pairing_method":"random","subsequent_pairing_method":"slide","min_ranking":15,"max_ranking":29,"analysis_enabled":false,"exclusivity":"open","started":"2024-04-01T15:00:42.773647Z","ended":"2025-02-09T21:44:22.867687Z","start_waiting":"2024-04-01T15:00:42.325449Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/1a6da98b2a0fa744dfab936a7f3f5d43-15.png","player_count":8,"ranked":true},{"id":112681,"name":"Correspondence 9x9 RoundRobin 2024-02-13 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 Site-wide Tournament","schedule":{"id":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260523T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-05-23T19:00:16.314067Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":9,"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":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":"2026-05-26T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"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":"2024-02-13T19:00:38.706814Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2024-02-13T19:00:39.476003Z","ended":"2024-04-01T18:14:59.504406Z","start_waiting":"2024-02-13T19:00:38.998289Z","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":114498,"name":"19x19 Open D.E. Cup #68","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1266.3339545161286,"deviation":69.11401413075777,"volatility":0.0602108012162927}},"ranking":20.383183590549244,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"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":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":73,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2024-04-14T21:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-04-14T15:32:20.386950Z","ended":"2025-01-22T07:16:18.213672Z","start_waiting":"2024-04-14T15:32:20.271185Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":124043,"name":"Новогодний турнир SE. O.","director":{"id":1508661,"username":"Vadim4ik","country":"ru","icon":"https://user-uploads.online-go.com/8ae6f8d4e48a541c14a904302d12d04c-64.png","ratings":{"version":5,"overall":{"rating":472.2234118614783,"deviation":67.5295802169114,"volatility":0.06042682585189197}},"ranking":5,"professional":false,"ui_class":""},"description":"Новогодний турнир!","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":259200,"time_control_parameters":{"system":"simple","time_control":"simple","speed":"correspondence","pause_on_weekends":true,"per_move":259200},"is_open":true,"exclude_provisional":false,"group":{"id":14579,"name":"RUSSIAN GO","summary":"Турниры, обучение го (вейчи) и друзья.","require_invitation":true,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":44,"icon":"https://user-uploads.online-go.com/b1f500bb395e661172848f407e2a736d-64.png"},"auto_start_on_max":false,"time_start":"2025-01-08T03:00:00Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-01-08T03:00:37.927657Z","ended":"2025-05-30T12:45:31.267564Z","start_waiting":"2025-01-08T03:00:37.521385Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/b1f500bb395e661172848f407e2a736d-15.png","player_count":8,"ranked":true},{"id":114529,"name":"Live 9x9 Double Elimination Tournament 2024-04-03 18:30","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":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260524T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-05-24T06:00:16.349890Z","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":"2026-05-24T10:00:00Z","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":"2024-04-03T18:30:43.132167Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2024-04-03T18:31:43.269457Z","ended":"2024-04-03T19:10:55.376799Z","start_waiting":"2024-04-03T18:31:43.120588Z","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":116579,"name":"Cリーグ（11k-8k）","director":{"id":874208,"username":"FUKO.S","country":"jp","icon":"https://user-uploads.online-go.com/aa170ff76e007cc7bc7a15709e85dbb8-64.png","ratings":{"version":5,"overall":{"rating":2208.151542128061,"deviation":68.94747429756583,"volatility":0.06003767154281009}},"ranking":33.25527075653788,"professional":false,"ui_class":"supporter"},"description":"リーグ開始時に参加されているメンバーでの総あたり戦になります。（レーティングによる自動ハンデ付き）\n\nIt will be a round-robin tournament with automatic handicapping based on ratings.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":9573,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"correspondence","pause_on_weekends":true,"total_time":1209600},"is_open":true,"exclude_provisional":false,"group":{"id":7692,"name":"Yushima Go Cafe （湯島囲碁喫茶）","summary":"This is a group exclusively for guests of Yushima Go Cafe and members of the Online Go Salon.\n湯島囲碁喫茶のゲスト＆オンライン囲碁サロンメンバー専用のグループです。","require_invitation":true,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":114,"icon":"https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-64.png"},"auto_start_on_max":false,"time_start":"2024-06-02T11:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":19,"max_ranking":22,"analysis_enabled":true,"exclusivity":"group","started":"2024-06-02T11:00:59.235518Z","ended":"2024-07-03T08:42:14.491260Z","start_waiting":"2024-06-02T11:00:58.821628Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/8246898de5c953274f7be81122b75b69-15.png","player_count":8,"ranked":true},{"id":112225,"name":"All Games Lovers first live tournament! (Kyu level)","director":{"id":1144866,"username":"𝙿𝚞𝚝 𝙺.","country":"001","icon":"https://user-uploads.online-go.com/96e71b19d93c156edd85ce7fe2904c51-64.png","ratings":{"version":5,"overall":{"rating":1119.0505439213748,"deviation":66.77046765172572,"volatility":0.060602801399989914}},"ranking":17.52079075323712,"professional":false,"ui_class":""},"description":"First live speed tourney!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":35,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":13972,"name":" All Game Lovers ","summary":"A space for \"All Games Lovers!\"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":63,"icon":"https://user-uploads.online-go.com/dc4b9333339c5a29353686ab5290b5e6-64.png"},"auto_start_on_max":false,"time_start":"2024-04-04T12:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":"2024-04-04T12:00:43.667430Z","ended":"2024-04-04T12:48:21.315899Z","start_waiting":"2024-04-04T12:00:43.458273Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/dc4b9333339c5a29353686ab5290b5e6-15.png","player_count":8,"ranked":true},{"id":114113,"name":"13x13 New Zealand Open D.E. #5","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":"All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 13x13 board. Even games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"nz","time_per_move":90782,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"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":"2024-04-06T03:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-04-05T22:49:50.568859Z","ended":"2025-03-02T17:59:52.017365Z","start_waiting":"2024-04-05T22:49:50.464339Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":8,"ranked":true},{"id":114604,"name":"13x13 New Zealand Open D.E. #6","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":"All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 13x13 board. Even games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"nz","time_per_move":90782,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"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":"2024-05-04T03:13:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-05-01T00:54:33.020011Z","ended":"2025-03-11T12:54:18.370123Z","start_waiting":"2024-05-01T00:54:32.902478Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":8,"ranked":true}]}