Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?ordering=-rules&page=5697
{ "count": 60572, "next": "https://online-go.com/api/v1/tournaments/?ordering=-rules&page=5698", "previous": "https://online-go.com/api/v1/tournaments/?ordering=-rules&page=5696", "results": [ { "id": 1960, "name": "Curiosity and Experimentation", "director": { "id": 41187, "username": "Lang", "country": "ca", "icon": "https://secure.gravatar.com/avatar/b16dbcb3c38bc22ba2438832e0101316?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 988.794910478442, "deviation": 88.59056375431906, "volatility": 0.06000615919534711 } }, "ranking": 14.656002870899298, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "chinese", "time_per_move": 259200, "time_control_parameters": { "time_control": "fischer", "initial_time": 345600, "max_time": 1728000, "time_increment": 259200 }, "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": 387, "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": 2, "analysis_enabled": false, "exclusivity": "open", "started": "2013-01-14T02:03:31Z", "ended": "2013-01-14T01:03:31Z", "start_waiting": null, "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 2427, "name": "Mingren Handicap Title Tournament 2010", "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": "Mingren Handicap Title Tournament 2010", "schedule": null, "title": { "id": 12, "name": "Mingren Handicap Title Tournament", "holder": { "id": 43586, "username": "zebra", "country": "un", "icon": "https://secure.gravatar.com/avatar/8ee5f8ab4e25f9e9779bbf118d6e47c0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2049.406764235013, "deviation": 64.63441086989961, "volatility": 0.06006281525756723 } }, "ranking": 31.528155947966628, "professional": false, "ui_class": "" }, "rules": "chinese", "tournament_type": "s_elimination" }, "tournament_type": "s_elimination", "handicap": -1, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": null, "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": "2010-07-01T21:00:10Z", "ended": "2010-07-01T21:00:10Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/mingren_19.png", "player_count": 0, "ranked": true }, { "id": 127899, "name": "TorneoCOSA", "director": { "id": 1758657, "username": "maudorqw", "country": "un", "icon": "https://secure.gravatar.com/avatar/9fd422eae42cb2138480f9775f768460?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 471.68130628305516, "deviation": 68.46468648762959, "volatility": 0.06005553542686636 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "asdasd", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 13, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 10, "initial_time": 180, "max_time": 3600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 15288, "name": "Good_ESCOM", "summary": "", "require_invitation": false, "is_public": false, "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": false, "time_start": "2025-04-27T04:16:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2025-04-27T04:16:01.238137Z", "ended": "2025-04-27T04:38:11.739932Z", "start_waiting": "2025-04-27T04:16:01.158618Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 109460, "name": "CHEERFUL GO #38 Single Elimination", "director": { "id": 1220803, "username": "nobhaete", "country": "cn", "icon": "https://user-uploads.online-go.com/e840f4920c1211e712dd265d8b780926-64.png", "ratings": { "version": 5, "overall": { "rating": 2037.4817424918429, "deviation": 69.46961893596786, "volatility": 0.05976715579612107 } }, "ranking": 31.393058043351527, "professional": false, "ui_class": "" }, "description": "Hi everyone, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 43884, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 43200, "initial_time": 86400, "max_time": 172800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12619, "name": "Happy Go!!!", "summary": "Feel free to join and create tournaments๏ผ\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday \nSingle Elimination tournaments every Thursday\n\nHAPPY", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 78, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2023-11-16T04:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 33, "analysis_enabled": true, "exclusivity": "open", "started": "2023-11-16T04:00:51.518664Z", "ended": "2024-01-23T13:43:24.562608Z", "start_waiting": "2023-11-16T04:00:51.376614Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 10, "ranked": true }, { "id": 90575, "name": "๐โฅ๏ธโฅ๏ธโฅ๏ธHello Tournament๐๐๐", "director": { "id": 808681, "username": "Bimbeam", "country": "th", "icon": "https://user-uploads.online-go.com/590e6b1acc2a0b0d062ecbb62ca8e76e-64.png", "ratings": { "version": 5, "overall": { "rating": 1227.7655394610615, "deviation": 68.02104622944798, "volatility": 0.06002839023860736 } }, "ranking": 19.66714961436426, "professional": false, "ui_class": "" }, "description": "๐๐๐๐๐๐โฅ๏ธโค๏ธโค๏ธโฅ๏ธ๐๐", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 40, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1800, "period_time": 20, "periods": 5 }, "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": 3006, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2022-06-05T12:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 30, "analysis_enabled": true, "exclusivity": "open", "started": "2022-06-05T12:00:20.710362Z", "ended": "2022-06-05T15:06:16.363523Z", "start_waiting": "2022-06-05T12:00:20.581792Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 9, "ranked": true }, { "id": 26617, "name": "Alan Turing Nines Title Tournament 2017", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1996.8507287941052, "deviation": 66.8284237178827, "volatility": 0.06016065534676613 } }, "ranking": 30.926740615081744, "professional": false, "ui_class": "supporter" }, "description": "Alan Turing Nines Title Tournament 2017\n\nTitle Holder: <a href='https://online-go.com/user/view/34958/Valkyria9'><font color=orange>Valkyria9 [Nines Alan Turing]</font></a>\n\nHall of Fame:\n<table style=\"\" align='center' border='2'>\n<tr><td rowspan=2><b>Year</b></td><td colspan=3><b>Title Match</b></td><td colspan=3><b>Title Tournament</b></td></tr>\n<tr>\n\t<th>Winner</th><th>Score</th><th>Runner-up</th>\n\t<th>Winner<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/gold_title_9.png' alt='Gold'></img></th>\n\t<th>Runner-up<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/silver_title_9.png' alt='Silver'></img></th>\n\t<th>3rd Place<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/bronze_title_9.png' alt='Bronze'></img></th>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2448'>2010</a></td>\n\t<td><b>Aloril</b></td><td></td><td></td>\n\t<td><b>Aloril (3d)</b></td><td>vitality (5d)</td><td>KlausP (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2452'>2011</a></td>\n\t<td><b>Valkyria9</b></td><td>5-0</td><td>Aloril</td>\n\t<td><b>Valkyria9 (4d)</b></td><td>zealot (3d)</td><td>devariot (1k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2470'>2012</a></td>\n\t<td><b>Valkyria9</b></td><td>1-0</td><td>pollemand</td>\n\t<td><b>Valkyria9 (4d)</b></td><td>pollemand (3d)</td><td>Aloril (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/6300'>2015</a></td>\n\t<td><b>Valkyria9</b></td><td>3-2</td><td>mark5000</td>\n\t<td><b>Valkyria9 (4d)</b></td><td>mark5000 (2d)</td><td>Sadaharu (5d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/17053'>2016</a></td>\n\t<td colspan=3>Ongoing: Valkyria9 0-0 mark5000</td>\n\t<td><b>Valkyria9 (4d)</b></td><td>mark5000 (2d)</td><td>Sofiam (4k)</td>\n</tr>\n</table>\n\n∗ means the games were finished by timeout or retirement.\n\nNote: unlike other title tournaments, bots and computer assisted players are welcomed in this tournament!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 93120, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": false, "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": 3006, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2017-07-01T08:00:00Z", "players_start": 100, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2017-07-01T08:01:06.937636Z", "ended": "2018-07-29T11:51:29.690680Z", "start_waiting": "2017-07-01T08:00:25.934533Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 117, "ranked": true }, { "id": 103746, "name": "June Tournement", "director": { "id": 1066928, "username": "Arkhaya", "country": "sg", "icon": "https://user-uploads.online-go.com/392c557da0e8a154bcf860d082917ae3-64.png", "ratings": { "version": 5, "overall": { "rating": 1745.7064342348563, "deviation": 67.32393272787282, "volatility": 0.06008917697655887 } }, "ranking": 27.815102888895215, "professional": false, "ui_class": "" }, "description": "June Tournement for SIM students", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "chinese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13099, "name": "SIM Weiqi", "summary": "Group for SIM Weiqi Members, alumni's and outsiders that join SIM Weiqi events and sessions", "require_invitation": false, "is_public": false, "admin_only_tournaments": true, "hide_details": false, "member_count": 19, "icon": "https://user-uploads.online-go.com/775fbe7b91bd5bcaa7a74aa3d7b2abed-64.png" }, "auto_start_on_max": false, "time_start": "2023-06-01T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-06-01T09:00:59.331388Z", "ended": "2023-07-28T02:28:18.875731Z", "start_waiting": "2023-06-01T09:00:58.918722Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/775fbe7b91bd5bcaa7a74aa3d7b2abed-15.png", "player_count": 10, "ranked": true }, { "id": 131901, "name": "แแแฎแฃแแ แขแฃแ แแแ แ.", "director": { "id": 21742, "username": "แแแแ", "country": "ge", "icon": "https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png", "ratings": { "version": 5, "overall": { "rating": 2188.217274395995, "deviation": 97.40479902700517, "volatility": 0.06013689069472163 } }, "ranking": 33.04533320130458, "professional": false, "ui_class": "" }, "description": "แแแฎแฃแแ แขแฃแ แแแ แ.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 9, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "blitz", "pause_on_weekends": false, "time_increment": 3, "initial_time": 180, "max_time": 180 }, "is_open": true, "exclude_provisional": false, "group": { "id": 692, "name": "Georgia - แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแแ", "summary": "แกแแฅแแ แแแแแแก แแแก แคแแแแ แแชแแแก แฏแแฃแคแจแ แแแฌแแแ แแแแแแ แจแแฃแซแแแแ แแฎแแแแ แกแแฅแแ แแแแแแก แแแฅแแแแฅแแแแก, แ แแแแแแแช แแแ แแแแกแขแ แแ แแแฃแแแแ แแ แแแ แแ แกแแแขแแ แแ แแ แแคแแแจแ แแแแแแแแฃแแ แแฅแแ แกแแฎแแแ แแ แแแแ แ.", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 270, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png" }, "auto_start_on_max": false, "time_start": "2025-08-29T18:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2025-08-29T18:00:29.976494Z", "ended": "2025-08-29T18:52:37.968074Z", "start_waiting": "2025-08-29T18:00:29.827401Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png", "player_count": 14, "ranked": true }, { "id": 79485, "name": "Julko's 10", "director": { "id": 15530, "username": "Julko", "country": "pl", "icon": "https://user-uploads.online-go.com/71fa797ba41fd26c92f7ed5fda17613a-64.png", "ratings": { "version": 5, "overall": { "rating": 833.2592285509544, "deviation": 67.36238595445488, "volatility": 0.05927398286753025 } }, "ranking": 10.694062167267784, "professional": false, "ui_class": "supporter" }, "description": "Just for fun and practice go.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "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": true, "group": { "id": 7, "name": "Polish Go Players", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 459, "icon": "https://user-uploads.online-go.com/2bf108a559c752303005e32bfe754667-64.png" }, "auto_start_on_max": true, "time_start": "2021-09-05T03:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-09-05T03:00:58.761363Z", "ended": "2022-12-10T08:43:55.014828Z", "start_waiting": "2021-09-05T03:00:58.550605Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/2bf108a559c752303005e32bfe754667-15.png", "player_count": 7, "ranked": true }, { "id": 103084, "name": "Improv Tournament", "director": { "id": 776664, "username": "JRchan", "country": "sg", "icon": "https://secure.gravatar.com/avatar/31fbc9cd1547c65eecf0c46cdcd23e8c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2101.118897487634, "deviation": 317.28384372365036, "volatility": 0.06000828838772667 } }, "ranking": 32.10504568790698, "professional": false, "ui_class": "provisional" }, "description": "Something like this?", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 74, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1800, "period_time": 60, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13134, "name": "SPMS Weiqi AY24/25", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 34, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-05-10T11:26:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-05-10T11:26:12.291070Z", "ended": "2023-05-10T11:59:17.784240Z", "start_waiting": "2023-05-10T11:26:12.235967Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
