{"count":60170,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-subsequent_pairing_method&page=4765","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-subsequent_pairing_method&page=4763","results":[{"id":17919,"name":"Correspondence 13x13 RoundRobin 2016-06-02 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":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260706T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-07-06T19:00:18.231341Z","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":"2026-07-09T19:00:00Z","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,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2016-06-02T01:00:35.817766Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-06-02T01:00:55.571618Z","ended":"2016-09-23T21:35:59.221454Z","start_waiting":"2016-06-02T01:00:54.749783Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":9,"ranked":true},{"id":134992,"name":"9x9 Mini League 5k-15k #152","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1325.0529908848616,"deviation":70.58676374549262,"volatility":0.06023746882442591}},"ranking":21.43248918766429,"professional":false,"ui_class":""},"description":"Special league for players between 15kyu and 5kyu. 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":711,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-12-07T20:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":15,"max_ranking":25,"analysis_enabled":true,"exclusivity":"open","started":"2025-12-06T22:46:27.531282Z","ended":"2026-01-19T23:25:47.052441Z","start_waiting":"2025-12-06T22:46:27.273677Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":106503,"name":"Correspondence 9x9 RoundRobin 2023-08-17 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":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260707T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-07-07T19:00:18.456631Z","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":"2026-07-10T19:00:00Z","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":"2023-08-17T19:00:56.222816Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-08-17T19:01:29.786090Z","ended":"2023-09-02T00:51:25.219743Z","start_waiting":"2023-08-17T19:01:29.521513Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":7,"ranked":true},{"id":29754,"name":"Akira Bares his teeth","director":{"id":463307,"username":"LucifereanBeast","country":"us","icon":"https://user-uploads.online-go.com/3070831dc79b7fa722827b15c8a548b2-64.png","ratings":{"version":5,"overall":{"rating":1139.883069875404,"deviation":77.85639850031227,"volatility":0.059999300980126465}},"ranking":17.94779458027206,"professional":false,"ui_class":""},"description":"lets do this ep3","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":420,"name":"Hikaru no go club","summary":"Sai is the way.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":769,"icon":"https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-64.png"},"auto_start_on_max":false,"time_start":"2017-09-06T23:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2017-09-06T23:00:31.561667Z","ended":"2018-02-22T15:41:29.111952Z","start_waiting":"2017-09-06T23:00:30.930206Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/84c61392d7c5db993cba7656a5ebbc92-15.png","player_count":17,"ranked":true},{"id":30862,"name":"poopoo","director":{"id":466117,"username":"donald dump president","country":"us","icon":"https://user-uploads.online-go.com/8c094a9a22034fdad4b85515f74e881a-64.png","ratings":{"version":5,"overall":{"rating":933.6223593726121,"deviation":86.3186383533499,"volatility":0.060018443924735494}},"ranking":13.32684772276059,"professional":false,"ui_class":""},"description":"same as round robin","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":113280,"time_control_parameters":{"period_time":86400,"main_time":2419200,"system":"byoyomi","pause_on_weekends":true,"time_control":"byoyomi","periods":5,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":1392,"name":"Poo and fart","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":7,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2017-10-28T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2017-10-30T19:10:06.939131Z","ended":"2018-02-22T08:30:23.185655Z","start_waiting":"2017-10-30T19:10:03.634249Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":9,"ranked":true},{"id":17579,"name":"Correspondence 13x13 RoundRobin 2016-05-21 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":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260706T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-07-06T19:00:18.231341Z","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":"2026-07-09T19:00:00Z","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,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2016-05-21T01:00:49.467090Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-05-21T01:01:08.313738Z","ended":"2016-09-22T09:20:04.934802Z","start_waiting":"2016-05-21T01:01:07.389683Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":10,"ranked":true},{"id":110904,"name":"hikaru","director":{"id":1470605,"username":"コビー大佐","country":"jp","icon":"https://user-uploads.online-go.com/0d3eeb73d3a223e7c934d52715fa8233-64.png","ratings":{"version":5,"overall":{"rating":1152.2780303362724,"deviation":64.84780508577205,"volatility":0.06056773556265623}},"ranking":18.19816627672791,"professional":false,"ui_class":""},"description":"ありがとうございます","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":-1,"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":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":18036,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2023-12-22T18:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":10,"max_ranking":22,"analysis_enabled":true,"exclusivity":"open","started":"2025-12-03T20:31:53.750502Z","ended":"2026-02-20T10:54:13.818710Z","start_waiting":"2025-12-03T20:31:53.580527Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":4,"ranked":true},{"id":121835,"name":"19x19 New Zealand Handicap League #17","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. 10 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Handicap 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":-1,"rules":"nz","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":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":79,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"},"auto_start_on_max":true,"time_start":"2024-11-21T04:19:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-11-20T21:44:07.598596Z","ended":"2025-02-10T16:12:08.272889Z","start_waiting":"2024-11-20T21:44:06.803563Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":10,"ranked":true},{"id":123669,"name":"9x9 Mini League 10k-25k #272","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1325.0529908848616,"deviation":70.58676374549262,"volatility":0.06023746882442591}},"ranking":21.43248918766429,"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":711,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2024-12-29T20:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2024-12-30T00:37:51.941227Z","ended":"2025-02-20T04:59:08.729761Z","start_waiting":"2024-12-30T00:37:51.788786Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":105919,"name":"🏆GOSunday🏆 [handicap(ON)] Blitz⚡️","director":{"id":875027,"username":"Maaark","country":"_Pirate","icon":"https://user-uploads.online-go.com/90414b06bd74cb39495fe4f0fe334bd3-64.png","ratings":{"version":5,"overall":{"rating":1023.7979805628254,"deviation":61.67980504160224,"volatility":0.05983865782692248}},"ranking":15.461334931415754,"professional":false,"ui_class":""},"description":"Welcome to 🏆GOSunday🏆 A fun handicap torment for everyone 21kyo to 3dan to join❕\n\nStarting sunday 08/06/23 (UTC+2) 1PM.🕐\n\nJapanese Rules 19x19 Byo-Yomi 5 min + 10 sec(x5)🏁","schedule":null,"title":null,"tournament_type":"elimination","handicap":-1,"rules":"japanese","time_per_move":12,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"blitz","pause_on_weekends":false,"main_time":300,"period_time":10,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":10855,"name":"⚫️The Brilliant World Of OGS⚪️","summary":"Are you an OGS fan? If you are, join this group where there’s great tournaments and games to be played.\n\nPeople and bots can chat and play in this group. This is a public group so all are welcome to join.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":191,"icon":"https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-64.png"},"auto_start_on_max":false,"time_start":"2023-08-06T11:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":9,"max_ranking":32,"analysis_enabled":false,"exclusivity":"open","started":"2023-08-06T11:00:54.037031Z","ended":"2023-08-06T11:13:01.188600Z","start_waiting":"2023-08-06T11:00:53.922895Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-15.png","player_count":4,"ranked":true}]}