{"count":61000,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=3455","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=board_size&page=3453","results":[{"id":80439,"name":"2021 Fall Rocket 19x19","director":{"id":13157,"username":"vbhands","country":"us","icon":"https://user-uploads.online-go.com/9193f9c0c650ede8fabc0042fae377a2-64.png","ratings":{"version":5,"overall":{"rating":1964.7862969938647,"deviation":69.82700901982122,"volatility":0.059974459810262754}},"ranking":30.55199260016438,"professional":false,"ui_class":""},"description":"Round Robin","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":true,"time_increment":86400,"initial_time":259200,"max_time":259200},"is_open":true,"exclude_provisional":false,"group":{"id":10152,"name":"Rockets Go","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":24,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2021-09-28T17:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"group","started":"2021-09-28T17:00:52.641488Z","ended":"2021-11-05T10:57:42.224885Z","start_waiting":"2021-09-28T17:00:52.084548Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":6,"ranked":true},{"id":126515,"name":"Correspondence Weekly McMahon 19x19 2025-03-22 17:00","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":9,"name":"Correspondence Weekly McMahon 19x19","rrule":"DTSTART:20260907T170000Z\nRRULE:FREQ=WEEKLY","active":true,"created":"2015-12-16T02:22:56.480465Z","last_run":"2026-09-07T17:00:35.435053Z","lead_time_seconds":432000,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","size":19,"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":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","settings":{"num_rounds":3,"upper_bar":"25","lower_bar":"15","group_size":4,"maximum_players":1000},"next_run":"2026-09-14T17:00:00Z","base_points":"30.0"},"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":88451,"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":"2025-03-22T17:00:16.809832Z","players_start":10,"first_pairing_method":"random","subsequent_pairing_method":"strength","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-03-22T17:00:19.013309Z","ended":"2026-05-29T06:53:27.299685Z","start_waiting":"2025-03-22T17:00:17.459741Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":26,"ranked":true},{"id":113993,"name":"Ming’s Competition","director":{"id":1497408,"username":"Ming Ming","country":"hk","icon":"https://user-uploads.online-go.com/0426093c662dcbaa2ed6ee379367fc28-64.png","ratings":{"version":5,"overall":{"rating":808.4796202275077,"deviation":101.59414880347964,"volatility":0.06002207719886031}},"ranking":9.995179393337779,"professional":false,"ui_class":""},"description":"Not everyone can join","schedule":null,"title":null,"tournament_type":"mcmahon","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":true,"group":{"id":13997,"name":"The Phoenix rise","summary":"Get away the darkness? (Pokémon)\nIt is Ho-oh!\nNot really 😔, Ho-oh is a phoenix.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":9,"icon":"https://user-uploads.online-go.com/92ff1b23b9fc820d6c2dbe4e981a0539-64.png"},"auto_start_on_max":false,"time_start":"2024-03-18T12:00:00Z","players_start":3,"first_pairing_method":"strength","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":"2024-03-18T12:00:35.429957Z","ended":"2024-03-25T11:25:25.810403Z","start_waiting":"2024-03-18T12:00:35.300629Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/92ff1b23b9fc820d6c2dbe4e981a0539-15.png","player_count":3,"ranked":true},{"id":658,"name":"Batlle of middle earth","director":{"id":20895,"username":"Optimus_Prime","country":"un","icon":"https://secure.gravatar.com/avatar/8dfc3f483ed62d696bb631c02da5f9d8?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1585.2371860281582,"deviation":65.01162668072305,"volatility":0.05997879496776764}},"ranking":25.582857962743592,"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":"fischer","initial_time":259200,"max_time":432000,"time_increment":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":15,"max_ranking":24,"analysis_enabled":false,"exclusivity":"open","started":"2009-02-13T11:41:46Z","ended":"2009-02-13T10:41:46Z","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":675,"name":"cook777's 5 kyu mini-tournament","director":{"id":21970,"username":"cook777","country":"un","icon":"https://secure.gravatar.com/avatar/0f098ad54cec84475b7a3faa0a0fc9fc?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1887.652406918629,"deviation":68.3275060222648,"volatility":0.06044844218564597}},"ranking":29.624845739259918,"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":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":"2009-02-21T21:36:52Z","ended":"2009-02-21T20:36:52Z","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":674,"name":"Spiny flower bends in the wind.","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":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":22,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2009-01-21T12:33:19Z","ended":"2009-01-21T11:33:19Z","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":672,"name":"Foxiyama's mini-tournament","director":{"id":3320,"username":"Foxiyama","country":"de","icon":"https://secure.gravatar.com/avatar/57a8d497b3e88bd21cdd563609e710f8?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1622.334240994461,"deviation":67.00201131335707,"volatility":0.05981947814294727}},"ranking":26.118362867912534,"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":12,"max_ranking":24,"analysis_enabled":false,"exclusivity":"open","started":"2009-03-14T10:34:20Z","ended":"2009-03-14T09:34:20Z","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":111080,"name":"Blitz 19x19 Elimination Tournament 2023-12-28 05:30","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:20260911T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4","active":true,"created":"2014-12-20T06:06:42.010011Z","last_run":"2026-09-11T05:00:36.004645Z","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":"2026-09-11T09:00:00Z","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":"2023-12-28T05:30:04.193403Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":0,"max_ranking":36,"analysis_enabled":false,"exclusivity":"open","started":"2023-12-28T05:31:04.356600Z","ended":"2023-12-28T05:55:59.737522Z","start_waiting":"2023-12-28T05:31:04.202384Z","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":3183,"name":"Quick & Review XI- Go Basics Live Swiss Tournament","director":{"id":77042,"username":"AirKing","country":"bd","icon":"https://user-uploads.online-go.com/0db5e81e072513080a02d81b313d7fac-64.png","ratings":{"version":5,"overall":{"rating":1946.042911117968,"deviation":72.14206681966365,"volatility":0.06145189230033762}},"ranking":30.330089427071375,"professional":false,"ui_class":""},"description":"We'll gather everyday at 16:30 UTC in GO Basics chat room to see if we reach 12 players (please remember to check in between 16:20-16:40) \nThe idea is to have 2-3 rounds of fast live games and then reviewing it together afterwards. Stronger players are welcome to kibitz (comment), and the reviewer can choose a game or two and review them with all the participants. There is NO elimination in this tournament. If you want to play in the tournament but it's FULL, please PM me so I can put you in as a substitute player. If so, please also check in and I'll notify you when ready.","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":50,"time_control_parameters":{"time_control":"byoyomi","period_time":40,"main_time":900,"periods":4},"is_open":true,"exclude_provisional":false,"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":18150,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"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":"2014-09-26T16:53:11.239298Z","ended":"2014-09-26T19:17:46.034787Z","start_waiting":"2014-09-26T16:42:04.566617Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":0,"ranked":true},{"id":668,"name":"Minitournament","director":{"id":19329,"username":"Dimitre","country":"us","icon":"https://secure.gravatar.com/avatar/01532c44d755c74879f1898c4aa094e6?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1330.9096303301762,"deviation":68.01480706235805,"volatility":0.05998242108780828}},"ranking":21.534585069457137,"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":"fischer","initial_time":518400,"max_time":604800,"time_increment":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":9,"max_ranking":24,"analysis_enabled":false,"exclusivity":"open","started":"2009-05-01T08:24:07Z","ended":"2009-05-01T06:24:07Z","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}]}