{"count":59674,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=-analysis_enabled&page=1435","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=-analysis_enabled&page=1433","results":[{"id":15607,"name":"Sunjang Baduk Tournament 4th Season (Final Round)","director":{"id":27056,"username":"Leira","country":"cr","icon":"https://user-uploads.online-go.com/edefc4995500223832e03c2af5a12200-64.png","ratings":{"version":5,"overall":{"rating":1723.8054017070444,"deviation":64.735602087367,"volatility":0.06012529715064123}},"ranking":27.522833739017017,"professional":false,"ui_class":""},"description":"## <i class=\"fontnova-turtle\"></i> Correspondence Sunjang Baduk Tournament\n### Season 4 - Final Round\n\n###**Read the description below.** \n- ####You have **7 days** to join your round-robin after receiving the invitation\n- ####<font color=\"red\">**SPECIAL OPENING RULES:**</font> ([See description][Correspondence Tournament])\n\n&ensp;&ensp; ![Opening Rule][sunjang opening]\n___ \n###  **Title Holder:** <font color=\"gold\">**🏆**</font> [illluck] <font color=\"gold\">**🏆**</font> \n\n<table border='2'>\n  <tr>\n    <th colspan=\"9\"><i class=\"fontnova-turtle\"></i> [Correspondence \nTournament]</th>\n  </tr>\n  <tr>\n    <th width=\"70\" rowspan=\"3\">Season</td>\n    <th width=\"90\" rowspan=\"3\"><font \ncolor=\"Gold\">Champion<br>🏆</font></td>\n    <th width=\"90\" rowspan=\"3\"><font \ncolor=\"silver\">Runner-up<br>🏆</font></td>\n    <th width=\"90\" rowspan=\"3\"><font color=#CD7F32> 3rd \nPlace<br>🏆</font></td>\n    <th colspan=\"5\">Groups / Rounds</td>\n  </tr>\n  <tr>\n    <th width=\"45\" rowspan=\"2\">*Final*</td>\n    <th colspan=\"4\">Divisions</td>\n  </tr>\n  <tr>\n    <th width=\"60\" colspan=\"2\">*A*</td>\n    <th width=\"30\">*B*</td>\n    <th width=\"30\">*C*</td>\n  </tr>\n  <tr>\n    <td>2011</td>\n    <td>[vitality]</td>\n    <td>[Uberdude]</td>\n    <td>[illluck]</td>\n    <td>-</td>\n    <td>[A](https://online-go.com/tournament/1533)</td>\n    <td>-</td>\n    <td>[B](https://online-go.com/tournament/1532)</td>\n    <td>-</td>\n  </tr>\n  <tr>\n    <td>2012</td>\n    <td>[illluck]</td>\n    <td>[fengitreon]</td>\n    <td>[MatCauthon]</td>\n    <td>-</td>\n    <td>[A](https://online-go.com/tournament/1975)</td>\n    <td>-</td>\n    <td>[B](https://online-go.com/tournament/1976)</td>\n    <td>-</td>\n  </tr>\n  <tr>\n    <td>2013-14</td>\n    <td>[illluck]</td>\n    <td>[ZyBeX86]</td>\n    <td>[kavias]</td>\n    <td>[🏆](https://online-go.com/tournament/2984)</td>\n    <td>[A1](https://online-go.com/tournament/2709)</td>\n    <td>[A2](https://online-go.com/tournament/2711)</td>\n    <td>[B](https://online-go.com/tournament/2712)</td>\n    <td>[C](https://online-go.com/tournament/2713)</td>\n  </tr>\n</table>\n___\n###**Format:** League\n\n###The Divisions:\n- Hierarchical structure, labeled ***A***, ***B***, ***C***, \n***D***, etc.\n- Assorted in groups. Top division has two (**A1**, **A2**)\n- Players of similar strength\n\n###The Groups:\n- 5 to 9 players (ideally 7)\n- Seeded by strength (<i class=\"fa\">&#xf10c;</i> overall rank) \n- Compete in a *Simultaneous Round-robin*\n\n###The Final Round: 3 players\n- Qualify: the winners of **A1** and **A2**, and the *Title \nHolder*.\n- Merit based tie-break (good title defense, good performance in \nprevious round)\n- A third player<sup>1</sup> may be drawn if needed\n\n### The games:\n- Fischer Timing, 3 days on the initial timer and 1 day increment \nper move (capped at 7 days). No weekend stop\n- No handicap, 6.5 komi. **Sunjang Baduk** starting position\n- Korean rules\n- **Conditional moves** enabled\n\n###Promotions & Demotions:\n- Best player<sup>1</sup> per Group promotes one division up\n- Worst 3 players<sup>1</sup> per Division demote one division down\n- Dropped and disqualified players reapply as new players\n- Promotions based on rank may be awarded to fill available space \n(both new and old players apply, even if demoted).\n___\n\n####Notes\n<sup>1</sup>Best and worst players are determined first by Scored \nPoints, then the Sum of defeated opponent's scores (SODOS) and \nlastly by <i class=\"fa\">&#xf10c;</i> overall rank.\n\nFor more details you may visit the [Sensei's pages][Correspondence \nTournament].\n\n[fengitreon]: https://online-go.com/user/view/11442/fengitreon\n[illluck]: https://online-go.com/user/view/8913/illluck\n[kavias]: https://online-go.com/user/view/4048\n[MatCauthon]: https://online-go.com/user/view/5832/MatCauthon\n[vitality]: https://online-go.com/user/view/35184/vitality\n[Uberdude]: https://online-go.com/user/view/8592/Uberdude\n[ZyBeX86]: https://online-go.com/user/view/52701\n\n[group]: https://online-go.com/group/142\n[sunjang opening]: http://i.imgur.com/vdZ0oLB.png?1\n[Correspondence Tournament]: http://senseis.xmp.net/?SunjangBadukTournamentAtOGS","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"korean","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":false,"group":{"id":142,"name":"Sunjang Baduk - 순장바둑","summary":"For those who would like to play Sunjang Baduk, a form of Go which was popular in Korea (Joseon) through the 16th century.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":197,"icon":"https://user-uploads.online-go.com/884a0fb3009f38ec8dffd08d3cc84cee-64.png"},"auto_start_on_max":true,"time_start":"2016-03-17T18:01:00Z","players_start":3,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"invite","started":"2016-03-10T20:49:31.961627Z","ended":"2017-02-19T23:13:39.657940Z","start_waiting":"2016-03-10T20:49:31.669472Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/884a0fb3009f38ec8dffd08d3cc84cee-15.png","player_count":3,"ranked":true},{"id":132622,"name":"Absolute Fortnight - Januari 2026","director":{"id":710368,"username":"Macrophage","country":"un","icon":"https://user-uploads.online-go.com/90a535ecb859bd75ac6553453904b2ab-64.png","ratings":{"version":5,"overall":{"rating":1719.3208289204492,"deviation":67.74989470964455,"volatility":0.059771221196399764}},"ranking":27.462529287909263,"professional":false,"ui_class":""},"description":"No pausing and no vacations; anyone who has vacation mode switched on, or pauses a game, will be disqualified.\n\n**Beware the absolute time control.**\n\nSmallest group point compensation: Players in the smallest group in each round will receive extra points such that the maximum obtainable point value is just one less than in the other groups.\n\nA tournament series by Macrophage and fix.david\n\nPrevious tournament: https://online-go.com/tournament/130680\n\nNext tournament: https://online-go.com/tournament/132922","schedule":null,"title":null,"tournament_type":"s_mcmahon","handicap":0,"rules":"japanese","time_per_move":9573,"time_control_parameters":{"system":"absolute","time_control":"absolute","speed":"correspondence","pause_on_weekends":false,"total_time":1209600},"is_open":true,"exclude_provisional":true,"group":{"id":508,"name":"Fast Correspondence","summary":"Tournaments for people who like to play quick correspondence games.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":822,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-64.png"},"auto_start_on_max":false,"time_start":"2026-01-01T00:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slide","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-01T00:00:48.018480Z","ended":"2026-03-21T01:50:11.562773Z","start_waiting":"2026-01-01T00:00:45.940236Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/7cba93c8731bbe4ad1ff73b5abd71818-15.png","player_count":33,"ranked":true},{"id":89316,"name":"Correspondence 9x9 Round Robin","director":{"id":1067981,"username":"Averyw123","country":"nz","icon":"https://user-uploads.online-go.com/f887017259dd7746e20627b59b0c7968-64.png","ratings":{"version":5,"overall":{"rating":1274.6513862158752,"deviation":65.37626830930803,"volatility":0.06010299986513658}},"ranking":20.534738366137827,"professional":false,"ui_class":"supporter"},"description":"Have fun! Everybody is welcome!","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":false,"main_time":259200,"period_time":86400,"periods":3},"is_open":true,"exclude_provisional":false,"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":192,"icon":"https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-64.png"},"auto_start_on_max":false,"time_start":"2022-04-29T03:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-04-29T03:00:25.729448Z","ended":"2022-05-08T19:51:19.515773Z","start_waiting":"2022-04-29T03:00:25.483918Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/0e618bdf660c5ca247f547082c39f943-15.png","player_count":6,"ranked":true},{"id":136768,"name":"Handicap Arena 2026 - 009","director":{"id":526987,"username":"Gia","country":"gr","icon":"https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png","ratings":{"version":5,"overall":{"rating":1067.3124566018776,"deviation":64.31041501890945,"volatility":0.06006733590929067}},"ranking":16.42494311243759,"professional":false,"ui_class":"supporter"},"description":"Part of an arena tournament - 2026. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as it is full (10 players).","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"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":13655,"name":"Handicap Arena","summary":"Organising arena-type handicap correspondence tournaments.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":107,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png"},"auto_start_on_max":true,"time_start":"2026-01-30T17:00:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-29T14:04:01.208239Z","ended":null,"start_waiting":"2026-01-29T14:04:00.484491Z","board_size":19,"active_round":1,"icon":"https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png","player_count":10,"ranked":true},{"id":14381,"name":"Torneo de aprendizaje","director":{"id":209675,"username":"virako","country":"es","icon":"https://secure.gravatar.com/avatar/ae505ef7f8853e82a43575f65fdc6b4a?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1699.7088170920474,"deviation":61.95812367847113,"volatility":0.05992965786562838}},"ranking":27.196943375830763,"professional":false,"ui_class":""},"description":"En cada partida se aprende algo, sobre todo en partidas de torneo donde nos da más tiempo a pensar cada jugada.\n\nLa intención de este torneo es que cuando se terminen las partidas se dedique un tiempo a revisar/comentar las partidas para aprender. Estas partidas quedan registradas en OGS y puede verla cualquiera desde [aqui](https://online-go.com/library)\n\nA disfrutar y aprender.","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":{"id":32,"name":"Spain Go","summary":"Group for spanish people that want to play Go","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":419,"icon":"https://user-uploads.online-go.com/55563a0bc6005cdf4cde0c413d2c6738-64.png"},"auto_start_on_max":true,"time_start":"2016-01-29T11:56:00Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"group","started":"2016-01-29T11:56:08.307681Z","ended":"2016-09-18T16:21:01.063951Z","start_waiting":"2016-01-29T11:56:08.145024Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/55563a0bc6005cdf4cde0c413d2c6738-15.png","player_count":6,"ranked":true},{"id":88474,"name":"9x9 Open D.E. Cup #13","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1257.4677062675705,"deviation":69.47770027155092,"volatility":0.06021177612116814}},"ranking":20.220528581218108,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"double_elimination","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":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":698,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2022-04-17T20:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-04-12T22:33:24.515042Z","ended":"2022-07-20T16:39:04.234796Z","start_waiting":"2022-04-12T22:33:24.387242Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":8,"ranked":true},{"id":134374,"name":"9x9 Mini League 10k-25k #341","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1257.4677062675705,"deviation":69.47770027155092,"volatility":0.06021177612116814}},"ranking":20.220528581218108,"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":698,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2025-11-16T20:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2025-11-15T18:57:52.257040Z","ended":"2025-12-02T19:26:32.597660Z","start_waiting":"2025-11-15T18:57:52.113138Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true},{"id":137888,"name":"9x9 Open League #150","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1257.4677062675705,"deviation":69.47770027155092,"volatility":0.06021177612116814}},"ranking":20.220528581218108,"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/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":false,"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":698,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2026-03-08T20:05:00Z","players_start":10,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2026-03-07T20:34:13.647782Z","ended":"2026-04-19T03:06:44.643814Z","start_waiting":"2026-03-07T20:34:12.684862Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":10,"ranked":true},{"id":88283,"name":"We're Chilling April '22","director":{"id":1111666,"username":"NiceDayMate","country":"un","icon":"https://secure.gravatar.com/avatar/5d62ee5bf5bb376de39b6bb5fdf96edd?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1467.4020719165098,"deviation":136.76805542471402,"volatility":0.059996609972826354}},"ranking":23.79474036333544,"professional":false,"ui_class":""},"description":"We're still here and we're still chilling. Good luck and have fun!","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","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":1784,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-64.png"},"auto_start_on_max":false,"time_start":"2022-04-13T21:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":15,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-04-13T21:00:39.058629Z","ended":"2022-08-18T22:35:51.485511Z","start_waiting":"2022-04-13T21:00:38.713960Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/09ea48b349cad5d5f27e07f5e0177803-15.png","player_count":8,"ranked":true},{"id":90099,"name":"PG DDK 13x13 B League June 2022 Correspondence","director":{"id":236345,"username":"Amarantz99","country":"us","icon":"https://secure.gravatar.com/avatar/3b1b5e31f44e7a37574e78b54af6a512?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1297.776260655626,"deviation":60.77952700197541,"volatility":0.059785865538577516}},"ranking":20.950964078197455,"professional":false,"ui_class":""},"description":"If your rank changes to be outside the tournament Rank Restriction, please move yourself to the appropriate tournament. Enjoy your games.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":29760,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":28800,"initial_time":86400,"max_time":86400},"is_open":true,"exclude_provisional":true,"group":{"id":7228,"name":"DDK Proving Grounds (Double Digit Kyu)","summary":"A place for DDK's to play against other DDK's without fear of SDK's trying to hop in. We do B League (25k-18k) & A League (17k-10k) tournaments monthly.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":648,"icon":"https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-64.png"},"auto_start_on_max":false,"time_start":"2022-06-02T01:00:00Z","players_start":4,"first_pairing_method":"strength","subsequent_pairing_method":"strength","min_ranking":5,"max_ranking":12,"analysis_enabled":true,"exclusivity":"open","started":"2022-06-02T01:00:47.868278Z","ended":"2022-06-27T15:23:31.907223Z","start_waiting":"2022-06-02T01:00:47.694880Z","board_size":13,"active_round":null,"icon":"https://user-uploads.online-go.com/9725fa29200a4cb43a21b6a895183ad3-15.png","player_count":6,"ranked":true}]}