Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=3
{ "count": 58983, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=4", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=2", "results": [ { "id": 3141, "name": "European Weekly Cup 9x9 DDK - 14. September 2014. 18:00 UTC", "director": { "id": 52052, "username": "ST000MA", "country": "rs", "icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1773.7204734712398, "deviation": 64.7543915421217, "volatility": 0.06233350490466346 } }, "ranking": 28.18365079311867, "professional": false, "ui_class": "" }, "description": "For more information, see [European Tournament Group page](https://online-go.com/group/326).", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 42, "time_control_parameters": { "time_control": "byoyomi", "period_time": 40, "main_time": 240, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 326, "name": "European Weekly Cup", "summary": "Our goal is to provide tournaments with a schedule oriented for european players. Non-european players are welcome !!!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 251, "icon": "https://user-uploads.online-go.com/6811f1a03590402ce5debeda4cb7b2f7-64.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": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2014-09-14T18:00:38.099449Z", "ended": "2014-09-14T18:42:39.456860Z", "start_waiting": "2014-09-14T18:00:37.642239Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6811f1a03590402ce5debeda4cb7b2f7-15.png", "player_count": 0, "ranked": true }, { "id": 3144, "name": "UGC Tournament 9x9", "director": { "id": 73321, "username": "Alko", "country": "ua", "icon": "https://secure.gravatar.com/avatar/0407c96c0ff6d770bfacbc590c798b3e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1439.827409463775, "deviation": 64.92503565859334, "volatility": 0.060012258900592336 } }, "ranking": 23.355578210132148, "professional": false, "ui_class": "" }, "description": "Дата начала проведения турнира будет известна после того, как все места будут заняты!", "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": 345600, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 347, "name": "Ukrainian Go Club", "summary": "Группа для любителей поиграть в своё удовольствие. (Group for fans to play for fun).", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 150, "icon": "https://user-uploads.online-go.com/394b5607e9a987631627520b966e4c28-64.png" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2014-10-12T19:34:37.364492Z", "ended": "2014-12-07T10:00:45.139549Z", "start_waiting": "2014-10-12T19:34:37.007919Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/394b5607e9a987631627520b966e4c28-15.png", "player_count": 0, "ranked": true }, { "id": 3209, "name": "SWT 9x9 DDK 4th Cycle", "director": { "id": 52052, "username": "ST000MA", "country": "rs", "icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1773.7204734712398, "deviation": 64.7543915421217, "volatility": 0.06233350490466346 } }, "ranking": 28.18365079311867, "professional": false, "ui_class": "" }, "description": "For more information see: http://forums.online-go.com/t/swt-tournaments/860.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 91200, "time_control_parameters": { "time_control": "fischer", "initial_time": 432000, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "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": 383, "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": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2014-12-15T21:16:11.146080Z", "ended": "2015-06-11T13:43:04.655449Z", "start_waiting": "2014-12-15T21:16:10.803978Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 107528, "name": "Live 9x9 Double Elimination Tournament 2023-09-16 10:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260315T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-15T22:00:11.444462Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "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": "2026-03-16T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 41, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-09-16T10:30:57.066760Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2023-09-16T10:31:57.235166Z", "ended": "2023-09-16T11:25:19.118401Z", "start_waiting": "2023-09-16T10:31:57.086506Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true }, { "id": 107315, "name": "Первая проба пера", "director": { "id": 1390451, "username": "AK83", "country": "un", "icon": "https://secure.gravatar.com/avatar/8ab540aff18e03bdf28f706911d50a28?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1085.7790501508644, "deviation": 67.04771026024233, "volatility": 0.06007408826816143 } }, "ranking": 16.822057793617958, "professional": false, "ui_class": "" }, "description": "Пробуем создать свой турнир", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 116876, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 864000, "max_time": 1209600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13563, "name": "Sibirians", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 4, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-09-10T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2023-09-10T11:28:16.911570Z", "ended": "2023-09-24T01:13:08.587988Z", "start_waiting": "2023-09-10T11:28:16.802001Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 3157, "name": "Alan Turing Nines Little Tournament", "director": { "id": 52052, "username": "ST000MA", "country": "rs", "icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1773.7204734712398, "deviation": 64.7543915421217, "volatility": 0.06233350490466346 } }, "ranking": 28.18365079311867, "professional": false, "ui_class": "" }, "description": "Analysis enabled, you are allowed to use ANY computer help, to calculate best moves with help of bots etc. The point is to analyze every move as good as you can. It will help us improve small board skills and corner fighting, but it is also very interesting!", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88320, "time_control_parameters": { "time_control": "fischer", "initial_time": 172800, "max_time": 172800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 196, "name": "FUN GO FUN", "summary": "Welcome to FUN GO FUN.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 184, "icon": "https://user-uploads.online-go.com/216dddd0c8234b71a1c8e8e42d53c9fd-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": true, "exclusivity": "open", "started": "2014-09-15T20:50:51.259794Z", "ended": "2014-12-15T21:12:03.251853Z", "start_waiting": "2014-09-15T20:50:49.895022Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/216dddd0c8234b71a1c8e8e42d53c9fd-15.png", "player_count": 0, "ranked": true }, { "id": 28908, "name": "Live 9x9 Double Elimination Tournament 2017-07-27 02:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260315T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-15T22:00:11.444462Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "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": "2026-03-16T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2017-07-27T02:30:30.617764Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2017-07-27T02:31:33.894958Z", "ended": "2017-07-27T03:00:05.155089Z", "start_waiting": "2017-07-27T02:31:33.190174Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true }, { "id": 2883, "name": "SDK Division- 2014 Carl Douglas Kung Fu Fighting Championship, Provisional players welcome", "director": { "id": 1403, "username": "Professor X", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/2e99ce3e2fdcf206bb5c16ac57f46eb4-64.png", "ratings": { "version": 5, "overall": { "rating": 1211.9399271922016, "deviation": 65.76349331406482, "volatility": 0.05999008092550541 } }, "ranking": 19.36681166975316, "professional": false, "ui_class": "" }, "description": "Carl Douglas is the creative genius behind the original Kung Fu Fighting hit of the 80s. See the following video if you are unsure: https://www.youtube.com/watch?v=_0b96DDJzo4\n\nDo you need a better reason to join this tournament?", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "chinese", "time_per_move": 15360, "time_control_parameters": { "time_control": "fischer", "initial_time": 86400, "max_time": 86400, "time_increment": 14400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 61, "name": "South Florida Go Club", "summary": "Building a community of Go players in the sunshine.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 22, "icon": "https://user-uploads.online-go.com/c2e2b43222bed28cb8a86f68f87f23c4-64.png" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2014-08-14T12:39:58.434933Z", "ended": "2014-10-03T01:03:38.903697Z", "start_waiting": "2014-08-14T12:39:56.783109Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/c2e2b43222bed28cb8a86f68f87f23c4-15.png", "player_count": 0, "ranked": true }, { "id": 3188, "name": "Sitewide October 2014 DDKs Live 9x9 - 5. October", "director": { "id": 57612, "username": "Françisa", "country": "de", "icon": "https://user-uploads.online-go.com/9fd5436e7cf3ca679e5109e3698851a0-64.png", "ratings": { "version": 5, "overall": { "rating": 1593.5322236187249, "deviation": 66.13896034607907, "volatility": 0.060198411935194394 } }, "ranking": 25.70367865236043, "professional": false, "ui_class": "" }, "description": "###Starting Time is: Sunday, October 5, 22:05 UTC/GMT.\n\n###Please make sure to read the F.A.Q.: http://goo.gl/noU9QQ\n\n•••\n\n###When is 22:05 in my local time?\n\n###http://www.wolframalpha.com/input/?i=22%3A05+UTC+in+my+local+time", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "fischer", "initial_time": 300, "max_time": 300, "time_increment": 10 }, "is_open": true, "exclude_provisional": true, "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": 20, "analysis_enabled": false, "exclusivity": "open", "started": "2014-10-05T22:19:59.974620Z", "ended": "2014-10-05T22:41:08.934358Z", "start_waiting": "2014-10-05T22:19:59.754746Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 0, "ranked": true }, { "id": 10751, "name": "Live 9x9 Double Elimination Tournament 2015-09-14 02:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260315T220000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-03-15T22:00:11.444462Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "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": "2026-03-16T02:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 33, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 300, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2015-09-14T02:30:11.086040Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-09-14T02:30:12.609902Z", "ended": "2015-09-14T02:50:12.769639Z", "start_waiting": "2015-09-14T02:30:12.518786Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 4, "ranked": true } ] }