{"count":60807,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=3482","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=board_size&page=3480","results":[{"id":79339,"name":"Blitz 19x19 Elimination Tournament 2021-08-27 17:30","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:20260826T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-26T05:00:25.140539Z","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":"2026-08-26T09:00:00Z","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":"2021-08-27T17:30:24.331592Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2021-08-27T17:30:25.767712Z","ended":"2021-08-27T18:11:52.642381Z","start_waiting":"2021-08-27T17:30:25.639925Z","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":803,"name":"Saurus's 2nd mini-tournament","director":{"id":2620,"username":"Saurus","country":"za","icon":"https://user-uploads.online-go.com/7fa39040768b9c547b38410cf37d7dbc-64.png","ratings":{"version":5,"overall":{"rating":1457.9338025002185,"deviation":61.13976041031695,"volatility":0.05987860358568411}},"ranking":23.644883244833764,"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":604800,"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":386,"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":14,"max_ranking":21,"analysis_enabled":false,"exclusivity":"open","started":"2009-09-10T20:25:52Z","ended":"2009-09-10T18:25:52Z","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":139635,"name":"Blitz 19x19 Elimination Tournament 2026-04-25 21:30","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":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260826T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-26T05:00:25.140539Z","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":"2026-08-26T09:00:00Z","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":"2026-04-25T21:30:17.317968Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2026-04-25T21:32:17.424885Z","ended":"2026-04-25T21:46:58.338081Z","start_waiting":"2026-04-25T21:32:17.310141Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":119497,"name":"19x19 Correspondence Elimination","director":{"id":921893,"username":"nikila","country":"un","icon":"https://secure.gravatar.com/avatar/052ccd566373074bd5d5bdc87778f37b?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1601.2919263122153,"deviation":66.52017130138233,"volatility":0.06017707086875492}},"ranking":25.816133962678784,"professional":false,"ui_class":""},"description":"19x19 correspondence Elimination","schedule":null,"title":null,"tournament_type":"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":14384,"name":"nikila","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":5,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2024-09-07T10:00:00Z","players_start":16,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-09-07T09:58:13.745650Z","ended":"2025-04-08T04:11:07.303551Z","start_waiting":"2024-09-07T09:58:13.520453Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":16,"ranked":true},{"id":821,"name":"RaikB's mini-tournament","director":{"id":20675,"username":"RaikB","country":"de","icon":"https://secure.gravatar.com/avatar/3d9fb2e977ccdddcc8efeb8fc6efc3ae?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1780.665751010124,"deviation":65.40966971956041,"volatility":0.0596596409427389}},"ranking":28.274121197571755,"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":386,"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":19,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2009-11-24T19:28:22Z","ended":"2009-11-24T18:28:22Z","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":820,"name":"Blackout","director":{"id":26121,"username":"Blackout","country":"un","icon":"https://secure.gravatar.com/avatar/ee24c9a88a6aa391c24e37e60e889b05?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1600.7834588256644,"deviation":68.39139315089697,"volatility":0.06004439729585368}},"ranking":25.80878184194657,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":172800,"time_control_parameters":{"time_control":"simple","per_move":172800},"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":386,"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":0,"max_ranking":19,"analysis_enabled":false,"exclusivity":"open","started":"2009-06-03T16:23:59Z","ended":"2009-06-03T14:23:59Z","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":818,"name":"Saimaster1 Tournament I","director":{"id":21051,"username":"Saimaster1","country":"us","icon":"https://secure.gravatar.com/avatar/dc70a2680324f0a0d66f6ceb9c0b9075?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1123.7168380463536,"deviation":97.72561766882933,"volatility":0.06001101702195256}},"ranking":17.617122513487967,"professional":false,"ui_class":""},"description":"","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":259200,"time_control_parameters":{"time_control":"fischer","initial_time":518400,"max_time":604800,"time_increment":259200},"is_open":false,"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":386,"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":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2010-10-19T07:41:36Z","ended":"2010-10-19T05:41:36Z","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":126921,"name":"Blitz 19x19 Elimination Tournament 2025-03-29 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 Site-wide Tournament","schedule":{"id":1,"name":"Blitz 19x19 Elimination Tournament","rrule":"DTSTART:20260826T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-08-26T05:00:25.140539Z","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":"2026-08-26T09:00:00Z","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":"2025-03-29T13:30:12.656572Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2025-03-29T13:31:12.719813Z","ended":"2025-03-29T13:55:08.198747Z","start_waiting":"2025-03-29T13:31:12.651686Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":4,"ranked":true},{"id":814,"name":"Danubian Spring Tournament","director":{"id":4048,"username":"kavias","country":"ro","icon":"https://user-uploads.online-go.com/a4ac4865b1a811e9b33da3df4ea12bde-64.png","ratings":{"version":5,"overall":{"rating":1562.4682635123352,"deviation":66.70828039078229,"volatility":0.05983175342427263}},"ranking":25.247941142711706,"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":432000,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":true,"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":386,"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":19,"max_ranking":25,"analysis_enabled":false,"exclusivity":"open","started":"2009-10-05T17:57:22Z","ended":"2009-10-05T15:57:22Z","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":88235,"name":"OGS group tournament OpenGotha","director":{"id":831882,"username":"I am kill","country":"un","icon":"https://user-uploads.online-go.com/7cfc617ed3e1f829d9bfa4056141e399-64.png","ratings":{"version":5,"overall":{"rating":1666.4126402486,"deviation":62.96633719237113,"volatility":0.060395662673756345}},"ranking":26.738949423754697,"professional":false,"ui_class":""},"description":"every one can join OpenGotha tournament","schedule":null,"title":null,"tournament_type":"opengotha","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":false,"group":{"id":3,"name":"OGS","summary":"An open group for folks' who like OGS!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":1800,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"},"auto_start_on_max":false,"time_start":"2022-04-30T14:00:00Z","players_start":4,"first_pairing_method":"opengotha","subsequent_pairing_method":"opengotha","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-04-30T14:00:53.211070Z","ended":null,"start_waiting":"2022-04-30T14:00:53.021367Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png","player_count":37,"ranked":true}]}