{"count":59955,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=player_count&page=5157","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=player_count&page=5155","results":[{"id":99237,"name":"Blitz 19x19 Elimination Tournament 2023-01-22 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:20260618T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-06-18T05:00:19.484865Z","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":"2026-06-18T09:00:00Z","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":"2023-01-22T13:30:12.683978Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-01-22T13:30:14.204435Z","ended":"2023-01-22T14:22:58.126823Z","start_waiting":"2023-01-22T13:30:13.862670Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":10,"ranked":true},{"id":99238,"name":"Live 9x9 Double Elimination Tournament 2023-01-22 14:30","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":2,"name":"Live 9x9 Double Elimination Tournament","rrule":"DTSTART:20260618T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:22:51.496184Z","last_run":"2026-06-18T06:00:19.486808Z","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":"2026-06-18T10:00:00Z","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":"2023-01-22T14:30:15.101138Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-01-22T14:30:16.521600Z","ended":"2023-01-22T15:55:37.828074Z","start_waiting":"2023-01-22T14:30:16.169864Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":10,"ranked":true},{"id":104182,"name":"Correspondence 13x13 RoundRobin 2023-06-11 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:20260615T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-06-15T19:00:19.361590Z","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":"2026-06-18T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":90782,"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":"2023-06-11T19:00:24.998509Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2023-06-11T19:01:25.762274Z","ended":"2023-07-15T14:28:10.673737Z","start_waiting":"2023-06-11T19:01:25.308244Z","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":107347,"name":"13x13 Open League #13","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1341.4139956380138,"deviation":70.67033890820467,"volatility":0.06020932590654408}},"ranking":21.71658197056371,"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/12599","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","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":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":76,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2023-09-24T20:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-09-24T17:18:29.518254Z","ended":"2023-11-17T23:12:33.214061Z","start_waiting":"2023-09-24T17:18:28.909878Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":103008,"name":"19x19 Open League #15","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1341.4139956380138,"deviation":70.67033890820467,"volatility":0.06020932590654408}},"ranking":21.71658197056371,"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/12599","schedule":null,"title":null,"tournament_type":"roundrobin","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":76,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2023-05-14T21:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-05-14T10:08:40.749374Z","ended":"2023-09-27T09:36:10.258345Z","start_waiting":"2023-05-14T10:08:40.165521Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":99215,"name":"Tournoi du lapin d'eau","director":{"id":44353,"username":"Pastlink","country":"fr","icon":"https://user-uploads.online-go.com/719fa6552c7eb9dde35b3beef6f4cf45-64.png","ratings":{"version":5,"overall":{"rating":2220.88780422905,"deviation":93.52005948267339,"volatility":0.05999276623074664}},"ranking":33.388412621983875,"professional":false,"ui_class":""},"description":"Nouvel an chinois","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":34,"time_control_parameters":{"system":"canadian","time_control":"canadian","speed":"live","pause_on_weekends":false,"main_time":1800,"period_time":300,"stones_per_period":15},"is_open":true,"exclude_provisional":false,"group":{"id":12392,"name":"Kantai - Charente-Maritime","summary":"Bienvenue sur le site du Kantai — Club de go de Charente-Maritime\n\nNous nous réunissons régulièrement pour jouer au Go, initier de nouvelles personnes et partager notre passion de ce jeu millénaire sur Rochefort, La Rochelle mais également Genouillé. Nous ","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":38,"icon":"https://user-uploads.online-go.com/7869db3c7d93ddb0d3f75b4453108815-64.png"},"auto_start_on_max":false,"time_start":"2023-01-23T20:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2023-01-23T20:00:31.201208Z","ended":"2023-01-23T21:18:19.176263Z","start_waiting":"2023-01-23T20:00:30.507412Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7869db3c7d93ddb0d3f75b4453108815-15.png","player_count":10,"ranked":true},{"id":98108,"name":"Praha 54","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":796.4944348129679,"deviation":64.93257677708914,"volatility":0.05992595968291917}},"ranking":9.649426514636604,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":259200,"period_time":86400,"periods":3},"is_open":true,"exclude_provisional":true,"group":{"id":31,"name":"Český pokoj","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":50,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2022-12-22T16:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":10,"max_ranking":18,"analysis_enabled":true,"exclusivity":"open","started":"2022-12-22T06:58:16.886886Z","ended":"2023-04-15T13:04:16.737465Z","start_waiting":"2022-12-22T06:58:16.145781Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":10,"ranked":true},{"id":101310,"name":"19x19 Open League #11","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1341.4139956380138,"deviation":70.67033890820467,"volatility":0.06020932590654408}},"ranking":21.71658197056371,"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/12599","schedule":null,"title":null,"tournament_type":"roundrobin","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":76,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2023-03-26T21:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-03-26T20:18:34.627930Z","ended":"2023-08-14T05:48:57.407304Z","start_waiting":"2023-03-26T20:18:34.052260Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":10,"ranked":true},{"id":99288,"name":"9x9 Round Robin.","director":{"id":522830,"username":"Sofia_m","country":"it","icon":"https://user-uploads.online-go.com/62126c89b7b907ddcd55e9bbdc1e97c2-64.png","ratings":{"version":5,"overall":{"rating":1978.940891917098,"deviation":94.37985142992264,"volatility":0.060016426286963416}},"ranking":30.71817056523826,"professional":false,"ui_class":""},"description":"Everyone is welcome. It is capped at 10 players. An identical tournament that starts after one week or at 10 players will be created as soon as this tournament starts.\n\nPauses are not allowed.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":45143,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":36000,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":6630,"name":"Go friends 🐬","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":361,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"},"auto_start_on_max":true,"time_start":"2023-01-31T03:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-01-30T19:58:10.188017Z","ended":"2023-02-25T23:37:24.954629Z","start_waiting":"2023-01-30T19:58:09.628564Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png","player_count":10,"ranked":true},{"id":99068,"name":"9x9 Round Robin.","director":{"id":522830,"username":"Sofia_m","country":"it","icon":"https://user-uploads.online-go.com/62126c89b7b907ddcd55e9bbdc1e97c2-64.png","ratings":{"version":5,"overall":{"rating":1978.940891917098,"deviation":94.37985142992264,"volatility":0.060016426286963416}},"ranking":30.71817056523826,"professional":false,"ui_class":""},"description":"Everyone is welcome. It is capped at 10 players. An identical tournament that starts after one week or at 10 players will be created as soon as this tournament starts.\n\nPauses are not allowed.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":45143,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":36000,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":6630,"name":"Go friends 🐬","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":361,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-64.png"},"auto_start_on_max":false,"time_start":"2023-01-24T16:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-01-24T02:16:50.059332Z","ended":"2023-02-08T00:05:37.275743Z","start_waiting":"2023-01-24T02:16:49.359887Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/1812f8b45802b8be5ee62fbbb3c3ab82-15.png","player_count":10,"ranked":true}]}