{"count":59706,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=5062","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=5060","results":[{"id":28509,"name":"Correspondence 19x19 RoundRobin 2017-07-05 01:00","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:20260518T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-05-18T19:00:12.791370Z","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":"2026-05-21T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"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":"2017-07-05T01:00:16.754833Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-07-05T01:00:40.966911Z","ended":"2017-11-30T15:10:59.862179Z","start_waiting":"2017-07-05T01:00:40.414583Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":5,"ranked":true},{"id":70222,"name":"#008 🐕 Correspondence 19×19 RoundRobin","director":{"id":782501,"username":"マンジュリカ","country":"jp","icon":"https://user-uploads.online-go.com/fbeb691b3d1b4b41a890cb9b89b59bc6-64.png","ratings":{"version":5,"overall":{"rating":1613.1492347649423,"deviation":66.21889845362597,"volatility":0.05849840812884101}},"ranking":25.986924418598104,"professional":false,"ui_class":""},"description":"have fun","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":true,"group":{"id":2214,"name":"Dogs fun","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":11,"icon":"https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-64.png"},"auto_start_on_max":true,"time_start":"2021-01-18T04:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":24,"analysis_enabled":true,"exclusivity":"open","started":"2021-01-18T08:56:47.617643Z","ended":"2021-01-23T19:56:29.456251Z","start_waiting":"2021-01-18T08:56:47.486729Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/cabe872fc4d0083bc32905811a4b62e8-15.png","player_count":2,"ranked":true},{"id":92103,"name":"Basic Go","director":{"id":1136031,"username":"gogowin11","country":"un","icon":"https://secure.gravatar.com/avatar/1e699c68a6db4a4af533418bfcccab4d?s=64&d=retro","ratings":{"version":5,"overall":{"rating":972.6147464083471,"deviation":60.50510152259069,"volatility":0.059926742431884304}},"ranking":14.274053803003042,"professional":false,"ui_class":""},"description":"Beginner tournament","schedule":null,"title":null,"tournament_type":"swiss","handicap":-1,"rules":"japanese","time_per_move":9,"time_control_parameters":{"system":"canadian","time_control":"canadian","speed":"live","pause_on_weekends":false,"main_time":300,"period_time":25,"stones_per_period":4},"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":17971,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2022-07-06T01:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":17,"max_ranking":25,"analysis_enabled":false,"exclusivity":"open","started":"2022-07-06T01:00:49.310281Z","ended":"2022-07-06T01:06:27.572698Z","start_waiting":"2022-07-06T01:00:49.247022Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":2,"ranked":true},{"id":56242,"name":"Correspondence 13x13 RoundRobin 2020-02-03 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":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260519T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-05-19T19:00:16.407706Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":13,"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":"2026-05-22T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","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":"2020-02-03T19:00:59.697705Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2020-02-03T19:01:04.662000Z","ended":"2020-04-20T13:39:37.481445Z","start_waiting":"2020-02-03T19:01:02.774638Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":5,"ranked":true},{"id":56070,"name":"9x9 | Double Digit Kyu Tournament","director":{"id":694692,"username":"クネーデル","country":"001","icon":"https://secure.gravatar.com/avatar/c4759fc3f3a6241abeaca234a1bf0c3c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1355.155719314861,"deviation":62.588009152408375,"volatility":0.05973145061764432}},"ranking":21.95252888874137,"professional":false,"ui_class":""},"description":"Have fun!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"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":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":17971,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":true,"time_start":"2020-02-02T00:00:00Z","players_start":16,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2020-02-02T17:25:38.555736Z","ended":"2020-04-20T11:11:02.744275Z","start_waiting":"2020-02-02T17:25:38.031422Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":13,"ranked":true},{"id":85488,"name":"第４期かおり杯棋聖戦Ｂリーグ１","director":{"id":575743,"username":"site15","country":"un","icon":"https://user-uploads.online-go.com/bc007d9395773691f25a5b61c493d20c-64.png","ratings":{"version":5,"overall":{"rating":2232.771642016839,"deviation":66.15745879617059,"volatility":0.059975550212188235}},"ranking":33.51195664282314,"professional":false,"ui_class":""},"description":"yuuna_resukaさん、Nebraskaさん、せぽわわさん、yutakamiさん、金子太一さん","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":46080,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":false,"group":{"id":2969,"name":"かおり杯-World Kaori Cup-","summary":"For every player who enjoy go game","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":296,"icon":"https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png"},"auto_start_on_max":false,"time_start":"2022-02-05T11:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2022-02-05T11:00:04.935543Z","ended":"2022-04-18T12:57:12.226988Z","start_waiting":"2022-02-05T11:00:04.723593Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png","player_count":5,"ranked":true},{"id":70596,"name":"Western Dan Challenge Players","director":{"id":126739,"username":"🐬Sofiam🐬","country":"_Olimpic_Movement","icon":"https://user-uploads.online-go.com/3448d55b1fa874861bc9029bd534f998-64.png","ratings":{"version":5,"overall":{"rating":1012.0554496406809,"deviation":84.91308607572303,"volatility":0.076882078105041}},"ranking":15.194279748149173,"professional":false,"ui_class":""},"description":"A chance for WDC players to meet each other.\n\n2 weeks absolute time, no pause on weekends.\n\n3 rounds\n\nRound 1 starts on February 1st, ending max. on February 28th.","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":13440,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"correspondence","pause_on_weekends":false,"total_time":1209600},"is_open":true,"exclude_provisional":true,"group":{"id":6630,"name":"Go friends 🐬","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":359,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"},"auto_start_on_max":false,"time_start":"2021-01-31T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2021-01-31T23:00:36.681869Z","ended":"2021-04-14T23:57:32.474938Z","start_waiting":"2021-01-31T23:00:36.030204Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png","player_count":10,"ranked":true},{"id":56275,"name":"Correspondence Round-Robin - No Handicap - 10-7kyu","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":"Correspondence Round-Robin - No Handicap - 10-7kyu","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"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":2284,"icon":"https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-64.png"},"auto_start_on_max":true,"time_start":"2020-02-03T22:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":20,"max_ranking":23,"analysis_enabled":true,"exclusivity":"open","started":"2020-02-03T22:59:13.504627Z","ended":"2020-05-23T19:17:35.372286Z","start_waiting":"2020-02-03T22:59:12.622576Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/5021b9df7b49c54cc5eb5d8ce9d893bb-15.png","player_count":4,"ranked":true},{"id":80953,"name":"In jedem siebten Ei","director":{"id":522816,"username":"RufusGoldstreiff","country":"un","icon":"https://secure.gravatar.com/avatar/4ff1a2b835bdb6c41c4679349208dc90?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1153.4641900213853,"deviation":64.81230610804766,"volatility":0.06007891407607496}},"ranking":18.221984723465166,"professional":false,"ui_class":""},"description":"Der Spaß für die ganze Familie","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":23,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":20,"initial_time":300,"max_time":300},"is_open":true,"exclude_provisional":true,"group":{"id":2321,"name":"Schulis Beginner Tournaments","summary":"A group of brothers playing each other, but hosting public tournaments as well. Beginner level!","require_invitation":false,"is_public":false,"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":"2021-10-04T20:17:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2021-10-04T20:17:07.852545Z","ended":"2021-10-04T20:37:45.902647Z","start_waiting":"2021-10-04T20:17:07.644828Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":3,"ranked":true},{"id":136044,"name":"9x9 Open League #142","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1278.1418804365962,"deviation":68.96228044266971,"volatility":0.06021152405134618}},"ranking":20.59804548357835,"professional":false,"ui_class":""},"description":"Open league for everyone. Tournament will be started as soon as 10 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":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":"2026-01-11T20:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-11T17:56:52.676338Z","ended":"2026-03-09T01:36:25.741922Z","start_waiting":"2026-01-11T17:56:51.700465Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":10,"ranked":true}]}