Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5229
{ "count": 59323, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5230", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5228", "results": [ { "id": 55901, "name": "OGS Puppet Masters", "director": { "id": 485271, "username": "RyukBaduk", "country": "_GoT_Tully", "icon": "https://user-uploads.online-go.com/2aabf09856a41e8e9248d4dfc4bcc60e-64.png", "ratings": { "version": 5, "overall": { "rating": 1400.5931119029472, "deviation": 64.6436221001988, "volatility": 0.060000140023822056 } }, "ranking": 22.71600265928813, "professional": false, "ui_class": "" }, "description": "⚫\nHf\n⚪", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 11, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 120, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1969, "name": "Art-Officially Intelligent ", "summary": "Minds changed by Go and its web.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 5, "icon": "https://user-uploads.online-go.com/934583449d10028ad23252669affd58b-64.png" }, "auto_start_on_max": true, "time_start": "2020-01-22T04:29:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-25T19:24:42.840134Z", "ended": "2020-01-25T19:33:28.699346Z", "start_waiting": "2020-01-25T19:24:41.947803Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/934583449d10028ad23252669affd58b-15.png", "player_count": 4, "ranked": true }, { "id": 55900, "name": "byleth should not be in smash", "director": { "id": 723505, "username": "kidasharus", "country": "us", "icon": "https://user-uploads.online-go.com/035dd987f5bb987fda3e4380f1b21c26-64.png", "ratings": { "version": 5, "overall": { "rating": 1214.926826888726, "deviation": 236.84028979456806, "volatility": 0.05999824478961676 } }, "ranking": 19.42379606147744, "professional": false, "ui_class": "provisional" }, "description": "seriously he shouldn't be there sakurai", "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": 4369, "name": "Pity Party", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2020-01-22T04:13:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-01-22T04:12:57.478671Z", "ended": "2020-01-22T05:03:31.018279Z", "start_waiting": "2020-01-22T04:12:57.192515Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 3, "ranked": true }, { "id": 70911, "name": "Irish Correspondence Championship 2021 Bracket B", "director": { "id": 430, "username": "rottenhat", "country": "ie", "icon": "https://user-uploads.online-go.com/39625f5d6aa9484f8212327bf6eb9290-64.png", "ratings": { "version": 5, "overall": { "rating": 1781.280091736795, "deviation": 62.057718815549876, "volatility": 0.05995437910309559 } }, "ranking": 28.28210671368644, "professional": false, "ui_class": "" }, "description": "Email eoghanbarry at outlook dot com with your name and OGS username by February 7th to join.\n\nMultiple brackets of 6–8 players if I get enough entries. \n\nOpen to anyone who is Irish, has ever lived in Ireland, is married or otherwise related to someone Irish, or has any connection to Irish go, however tenuous.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 99840, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 1209600, "max_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 858, "name": "Ireland", "summary": "For Irish go players, and friends of Irish go, wherever they may roam...", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 206, "icon": "https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-64.png" }, "auto_start_on_max": false, "time_start": "2021-02-15T09:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2021-02-15T09:00:32.539597Z", "ended": "2021-05-07T10:14:08.913880Z", "start_waiting": "2021-02-15T09:00:32.081407Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8989a3e10859e69fe3e05106fc9f6be1-15.png", "player_count": 7, "ranked": true }, { "id": 81551, "name": "Correspondence 19x19 RoundRobin 2021-10-21 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260412T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-04-12T19:00:35.812303Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 10 }, "next_run": "2026-04-15T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2021-10-21T19:00:08.012421Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-10-21T19:00:10.663831Z", "ended": "2022-03-15T20:04:08.614786Z", "start_waiting": "2021-10-21T19:00:09.755409Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 10, "ranked": true }, { "id": 45043, "name": "Tournoi ouvert à tous !", "director": { "id": 523479, "username": "IAMRA", "country": "fr", "icon": "https://user-uploads.online-go.com/445e52eae74410d6192b4d4c2e431bd8-64.png", "ratings": { "version": 5, "overall": { "rating": 1310.2279561463267, "deviation": 63.652872400980954, "volatility": 0.05991388390679176 } }, "ranking": 21.172021190802973, "professional": false, "ui_class": "" }, "description": "Enjoy !", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 95, "name": "France Go Players", "summary": "Le groupe pour les joueurs français!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1302, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-64.png" }, "auto_start_on_max": false, "time_start": "2019-01-30T11:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-01-30T11:00:59.078614Z", "ended": "2020-05-26T10:09:24.789384Z", "start_waiting": "2019-01-30T11:00:53.762921Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-15.png", "player_count": 23, "ranked": true }, { "id": 70904, "name": "gogosha", "director": { "id": 891604, "username": "sasuke power rinnegan", "country": "fr", "icon": "https://user-uploads.online-go.com/5ad7bb66fbdddfaf5157bf9ac914f41f-64.png", "ratings": { "version": 5, "overall": { "rating": 1052.5648531059642, "deviation": 63.18899606729905, "volatility": 0.05998367054836836 } }, "ranking": 16.102837179932056, "professional": false, "ui_class": "" }, "description": "nous allons beaucoup jouer et il i aurait des gagnants et des perdants", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 8204, "name": "gogosha", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-02-20T15:15:00Z", "players_start": 7, "first_pairing_method": "random", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-02-20T15:15:54.910600Z", "ended": "2021-06-17T15:53:51.173741Z", "start_waiting": "2021-02-20T15:15:54.554188Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 10, "ranked": true }, { "id": 78047, "name": "9x9 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!", "director": { "id": 910029, "username": "yeong ha ko", "country": "fr", "icon": "https://user-uploads.online-go.com/0456aecb47ecd3a87457e7b4e1acc1a9-64.png", "ratings": { "version": 5, "overall": { "rating": 1732.4568994457843, "deviation": 71.3527930233796, "volatility": 0.06075833324406251 } }, "ranking": 27.638729220033547, "professional": false, "ui_class": "" }, "description": "to win", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 60, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 60, "period_time": 60, "periods": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8304, "name": "club hikaru no go", "summary": "welcome all fan of Hikaru no go and on piece", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 115, "icon": "https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-64.png" }, "auto_start_on_max": false, "time_start": "2021-08-09T09:30:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-08-09T09:30:03.489232Z", "ended": "2021-08-09T09:52:54.849809Z", "start_waiting": "2021-08-09T09:30:03.215685Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/0e2fd110d817a4183ba74caeb4f5d2d6-15.png", "player_count": 14, "ranked": true }, { "id": 106782, "name": "torneo 5 a 7", "director": { "id": 1861, "username": "sbstnmntlf", "country": "cl", "icon": "https://user-uploads.online-go.com/268a3294e0b64c27c9707f9b961dd3f7-64.png", "ratings": { "version": 5, "overall": { "rating": 1909.44671360151, "deviation": 73.0821128798431, "volatility": 0.06006568945367504 } }, "ranking": 29.890597948713307, "professional": false, "ui_class": "" }, "description": "asdff", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 25, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 300, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2528, "name": "British School Punta Arenas", "summary": "Grupo que reúne a los alumnos del Taller de Go del British School - Punta Arenas\n", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 186, "icon": "https://user-uploads.online-go.com/ea174198bf56c9217e3605e1d81eefd5-64.png" }, "auto_start_on_max": false, "time_start": "2023-08-24T19:20:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "open", "started": "2023-08-24T19:13:25.309286Z", "ended": "2023-08-24T19:40:10.115653Z", "start_waiting": "2023-08-24T19:13:25.112718Z", "board_size": 13, "active_round": null, "icon": "https://user-uploads.online-go.com/ea174198bf56c9217e3605e1d81eefd5-15.png", "player_count": 10, "ranked": true }, { "id": 71423, "name": "Tournament 1", "director": { "id": 931903, "username": "lonelywolf0101", "country": "ca", "icon": "https://secure.gravatar.com/avatar/d7b992ac928484698750384532703f9e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 955.3603337271437, "deviation": 64.81725690125045, "volatility": 0.06001569964656019 } }, "ranking": 13.859680897069099, "professional": false, "ui_class": "" }, "description": "Tournament 1", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 300, "max_time": 600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8354, "name": "Go and Math Online Association (GMOA)", "summary": "The place where Go and Math unite.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://user-uploads.online-go.com/a8bd905d15ffeb8d268a7daacfe0dd56-64.png" }, "auto_start_on_max": false, "time_start": "2021-02-15T05:45:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-02-15T05:48:23.161829Z", "ended": "2021-02-15T06:08:37.320686Z", "start_waiting": "2021-02-15T05:48:22.930047Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/a8bd905d15ffeb8d268a7daacfe0dd56-15.png", "player_count": 3, "ranked": true }, { "id": 63293, "name": "Alan Turing Main 2016 Title Match - Board 5", "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": "<!-- \nAlan Turing Main 2016 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:orange\" href='https://online-go.com/user/view/64817/'>mark5000 [Alan Turing] x1</a>\n\n<table style=\"text-align:center;empty-cells:hide;table-layout:fixed;border:1px solid\">\n<tr>\n\t<td style=\"text-align:center\"><b>Edition</b></td>\n\t<td style=\"text-align:center\"><b>Title</b></td>\n\t<td style=\"text-align:center\"><b>Class</b></td>\n\t<td style=\"text-align:center\"><b>Year</b></td>\n\t<td style=\"text-align:center\"><b>Player 1</b></td>\n\t<td style=\"text-align:center\"><b>Player 2</b></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Matches</b></td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td>5th</td>\n\t<td style=\"color:orange\">Alan Turing</td>\n\t<td>Main</td>\n\t<td>2016</td>\n\t<td><a style=\"color:orange\" href='https://online-go.com/user/view/64817'>mark5000 [Alan Turing]</a></td>\n\t<td><a href='https://online-go.com/player/347930/peecatchoo'>peecatchoo [9d]</a></td>\n\t<td><a href='https://online-go.com/tournament/63289'>Board 1</a></td>\n\t<td><a href='https://online-go.com/tournament/63290'>Board 2</a></td>\n\t<td><a href='https://online-go.com/tournament/63291'>Board 3</a></td>\n\t<td><a href='https://online-go.com/tournament/63292'>Board 4</a></td>\n\t<td><a href='https://online-go.com/tournament/63293'>Board 5</a></td>\n</tr>\n</table>\n\nTitle Tournament: <a href='https://online-go.com/tournament/17742'>Alan Turing Main Title Tournament 2016</a>", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 93120, "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": 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": 2972, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-20T02:25:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2020-07-20T02:25:06.542826Z", "ended": "2020-08-16T21:47:56.561708Z", "start_waiting": "2020-07-20T02:25:06.340126Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true } ] }
