{"count":60161,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-time_per_move&page=455","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-time_per_move&page=453","results":[{"id":112197,"name":"19x19 Round-Robin Tournament | Members only","director":{"id":1494383,"username":"h4rdl0ck","country":"de","icon":"https://user-uploads.online-go.com/55341f863707e69f12f31a97c6bb5e7a-64.png","ratings":{"version":5,"overall":{"rating":444.5496540747272,"deviation":89.0341587758458,"volatility":0.05999041800799365}},"ranking":5,"professional":false,"ui_class":""},"description":"19x19 Round-Robin internal Tournament for Members only.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":91187,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":604800,"period_time":86400,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":13991,"name":"German Go L0vers","summary":"Das ist eine private Gruppe nur für interne Turniere.\nThis is a private group for internal tournaments only.","require_invitation":true,"is_public":false,"admin_only_tournaments":true,"hide_details":false,"member_count":6,"icon":"https://user-uploads.online-go.com/58a47cb5dbced2067a2d40c72e053634-64.png"},"auto_start_on_max":false,"time_start":"2024-02-01T12:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"group","started":"2024-02-01T12:00:01.782532Z","ended":"2024-03-01T07:51:54.879330Z","start_waiting":"2024-02-01T12:00:01.639750Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/58a47cb5dbced2067a2d40c72e053634-15.png","player_count":5,"ranked":true},{"id":139689,"name":"Meijin Main 2019 Title Match - Board 4","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1975.9676335815052,"deviation":67.56741984880934,"volatility":0.0601620344250661}},"ranking":30.683362709131018,"professional":false,"ui_class":"supporter"},"description":"\n\nTitle Holder: \nSadaharu [Meijin] x1+1\n\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n
EditionTitleClassYearPlayer 1Player 2Matches
12thMeijinMain2019Sadaharu [Meijin]Puffin888 [5d]Board 1Board 2Board 3Board 4Board 5
\n\n\nTitle Tournament: Meijin Main Title Tournament 2019\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":91187,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2993,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2026-05-25T05:40:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2026-05-25T05:40:16.446423Z","ended":null,"start_waiting":"2026-05-25T05:40:16.417247Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":2,"ranked":true},{"id":103340,"name":"OST - Olympic System Tournament","director":{"id":1033608,"username":"NetCat","country":"_United_Federation_of_Planets","icon":"https://secure.gravatar.com/avatar/013a769c858b338916b473d8298930be?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1406.6650193080409,"deviation":70.55993802829255,"volatility":0.06003444046653894}},"ranking":22.81614654991628,"professional":false,"ui_class":""},"description":"Tournaments are held every Saturday\n\nJoin the OST community (^-^)","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":91187,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":11969,"name":"OST GO","summary":"For Olympic tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":55,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png"},"auto_start_on_max":false,"time_start":"2023-09-23T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-09-23T14:00:31.501502Z","ended":null,"start_waiting":"2023-09-23T14:00:31.057902Z","board_size":19,"active_round":7,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png","player_count":61,"ranked":true},{"id":103331,"name":"OST - Olympic System Tournament","director":{"id":1033608,"username":"NetCat","country":"_United_Federation_of_Planets","icon":"https://secure.gravatar.com/avatar/013a769c858b338916b473d8298930be?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1406.6650193080409,"deviation":70.55993802829255,"volatility":0.06003444046653894}},"ranking":22.81614654991628,"professional":false,"ui_class":""},"description":"Tournaments are held every Saturday\n\nJoin the OST community (^-^)","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":91187,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":11969,"name":"OST GO","summary":"For Olympic tournaments","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":55,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-64.png"},"auto_start_on_max":false,"time_start":"2023-07-22T14:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-07-22T14:00:49.811513Z","ended":"2025-08-15T13:59:48.999261Z","start_waiting":"2023-07-22T14:00:49.498829Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/2510b06e500642c98f1a27be3aea35d9-15.png","player_count":26,"ranked":true},{"id":100947,"name":"Mingren Main 2018 Title Match - Board 5","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1975.9676335815052,"deviation":67.56741984880934,"volatility":0.0601620344250661}},"ranking":30.683362709131018,"professional":false,"ui_class":"supporter"},"description":"\n\nTitle Holder: \nyopology [Mingren] x2\n\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n
EditionTitleClassYearPlayer 1Player 2Matches
12thMingrenMain2018yopology [Mingren]Peikai Xue [5d]Board 1Board 2Board 3Board 4Board 5
\n\nTitle Tournament: Mingren Main Title Tournament 2018\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"chinese","time_per_move":91187,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2993,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2024-06-10T07:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2024-06-10T07:00:50.793292Z","ended":"2024-08-18T09:17:56.927281Z","start_waiting":"2024-06-10T07:00:50.745885Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":2,"ranked":true},{"id":119307,"name":"Kuksu Main Title Tournament 15th Cycle - League E1","director":{"id":199065,"username":"Kuksu League","country":"_United_Federation_of_Planets","icon":"https://secure.gravatar.com/avatar/068ce77b41c5451811b692b8280d0f68?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1500.0,"deviation":350.0,"volatility":0.06}},"ranking":24.303382182144386,"professional":false,"ui_class":"provisional"},"description":"\n\nTitle Holder:\nSadaharu [Kuksu] x2\n\nHall of Fame:\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\n\n
CycleTitle Match
Winner		ScoreTitle Match
Runner-up		Title Tournament
WinnerGold		Title Tournament
Runner-upSilver		Title Tournament
3rd PlaceBronze
1lukeluke (4d)davos (5d)gomad361 (4d)
2gomad3613-2lukeluke (4d)gomad361 (4d)hotspur (4d)
3Uberdude∗gomad361Uberdude (9d)KyuT (4d)marigo (2k)
4Uberdude5-0KyuTKyuT (4d)quiller (5d)morituri (2d)
5Uberdude5-0gomad361gomad361 (4d)morituri (2d)betterlife (1d)
6Uberdude5-0ElinElin (5d)gomad361 (4d)morituri (2d)
7Uberdude3-2vitalityvitality (9d)Elin (5d)gomad361 (4d)
8vitality∗Uberdudevitality (9d)nrx (5d)gojohn (4d)
9vitality5-0SadaharuSadaharu (7d)xhu98 (8d)tegais (6d)
10vitality5-0micky0427micky0427 (7d)SanDiego (4d)tegais (6d)
11SanDiego5-0 (∗)Sadaharupeecatchoo (9d+)Sadaharu (9d)Isoko (6d)
12Sadaharu5-0tegaisSadaharu (9d)peecatchoo (9d)earlgreyhot (9d)
13Sadaharu5-0 (∗)drmwcdrmwc [6d]KUNIJEEL [6d]bookkey1234567 [7d]
14claire yang [8d]Bhsd [6d]Neandertaler [3d]
\n\t\t[A]\n\t
\n\t\t[B1]\n\t\t[B2]\n\t
15\n\t\t[C1]\n\t\t[C2]\n\t\t[C3]\n\t\t[C4]\n\t
\n\t\t[D1]\n\t\t[D2]\n\t\t[D3]\n\t\t[D4]\n\t\t[D5]\n\t\t[D6]\n\t\n\t\t[D7]\n\t\t[D8]\n\t
\n\t\t[E1]\n\t\t[E2]\n\t\t[E3]\n\t\t[E4]\n\t\t[E5]\n\t\t[E6]\n\t\n\t\t[E7]\n\t\t[E8]\n\t\t[E9]\n\t\t[E10]\n\t\t[E11]\n\t\n\t\t[E12]\n\t\t[E13]\n\t\t[E14]\n\t\t[E15]\n\t\t[E16]\n\t
\n\n∗ means the games were finished by timeout or retirement.\n\nNotes:\n- Please refer to the basic rules here.\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"korean","time_per_move":91187,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2993,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2024-11-23T08:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2024-12-09T03:30:27.122042Z","ended":"2025-05-09T03:40:05.041650Z","start_waiting":"2024-12-09T03:30:26.774749Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":5,"ranked":true},{"id":107426,"name":"这是一个锦标赛","director":{"id":1340397,"username":"deleted-f10a868c-43b1-408d-96e3-60b5624c698c","country":"cn","icon":"https://user-uploads.online-go.com/71f9fade6b86ca9e7fa07cbc7d67b45d-64.png","ratings":{"version":5,"overall":{"rating":1469.0333205041609,"deviation":63.308415534924876,"volatility":0.05998180678956573}},"ranking":23.820460941956867,"professional":false,"ui_class":""},"description":"这是一个锦标赛","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"chinese","time_per_move":91187,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":false,"main_time":604800,"period_time":86400,"periods":5},"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":true,"time_start":"2023-09-14T04:00:00Z","players_start":8,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2025-08-07T21:41:52.706941Z","ended":"2025-08-28T17:31:05.104960Z","start_waiting":"2025-08-07T21:41:52.615106Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":8,"ranked":true},{"id":129035,"name":"telmich's experimental tournament - random round 3","director":{"id":1524436,"username":"telmich","country":"ch","icon":"https://secure.gravatar.com/avatar/ebdfc657470c327d3dbda9a2e3de7522?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1216.6722587355623,"deviation":61.86177031222249,"volatility":0.05925282746303293}},"ranking":19.457030778855867,"professional":false,"ui_class":"supporter"},"description":"Still experimenting with the tournament settings to make the tournament most fun.\n\nThis is a simultaneous McMahon, meaning games start in parallel. It also uses random pairing in all steps so that you get to play not in slaughter mode (against the strongest/weakest), but someone you would not normally play with.\n\nThe previous tournament (https://online-go.com/tournament/128245) uses double elimination, which seems to be waiting for everyone to finish - not in this one!\n\nMore to read for those who are interested:\n\nhttps://en.wikipedia.org/wiki/McMahon_system_tournament\n\nhttps://senseis.xmp.net/?McMahonPairing","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":91187,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":604800,"period_time":86400,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":15384,"name":"Wait, don't go!","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":3,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2025-06-23T02:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":"2025-06-23T02:00:28.546292Z","ended":"2026-03-22T23:48:53.790236Z","start_waiting":"2025-06-23T02:00:27.527208Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":18,"ranked":true},{"id":100548,"name":"13th Kuksu Main Title Match - Board 3","director":{"id":40318,"username":"gamesorry","country":"cn","icon":"https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1975.9676335815052,"deviation":67.56741984880934,"volatility":0.0601620344250661}},"ranking":30.683362709131018,"professional":false,"ui_class":"supporter"},"description":"\n\nTitle Holder: \nSadaharu [Kuksu] x1\n\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n
EditionTitleClassYearPlayer 1Player 2Matches
13thKuksuMain2021Sadaharu [Kuksu]drmwc [5d]Board 1Board 2Board 3Board 4Board 5
\n\nTitle Tournament: Kuksu Main Title Tournament 13th Cycle\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"korean","time_per_move":91187,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":604800,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2993,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2023-03-16T07:14:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2023-03-16T07:14:54.955668Z","ended":"2023-07-15T19:15:03.077252Z","start_waiting":"2023-03-16T07:14:54.884805Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":2,"ranked":true},{"id":121255,"name":"Servus Oida Open Tournament #5","director":{"id":1285178,"username":"VikingKoala","country":"eu","icon":"https://user-uploads.online-go.com/aa9209bd96e427a6ff7e102b893f9af0-64.png","ratings":{"version":5,"overall":{"rating":1065.7314765063757,"deviation":65.89681054677976,"volatility":0.05970339137527326}},"ranking":16.390626242217657,"professional":false,"ui_class":"supporter"},"description":"McMahon Kyu Player Tournament\n\nServus Oida Open Tournament #6 https://online-go.com/tournament/120511","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":91187,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":604800,"period_time":86400,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":5720,"name":"Outside Go7","summary":"Die Gruppe für alle, die sonst im Go7 spielen.","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":48,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2024-11-12T22:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":15,"max_ranking":29,"analysis_enabled":true,"exclusivity":"open","started":"2024-11-07T00:06:42.739569Z","ended":"2025-06-26T23:19:40.182960Z","start_waiting":"2024-11-07T00:06:42.342074Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":12,"ranked":true}]}