Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=min_ranking&page=5959
{ "count": 60782, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5960", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=min_ranking&page=5958", "results": [ { "id": 140330, "name": "19x19 Brasil Open - DDK -> SDK - 2026.06", "director": { "id": 1023050, "username": "allan-silva", "country": "br", "icon": "https://user-uploads.online-go.com/fe8e1d6e531935742531e8a434de2723-64.png", "ratings": { "version": 5, "overall": { "rating": 1134.1660731313125, "deviation": 65.92172836476067, "volatility": 0.05990430164850626 } }, "ranking": 17.83139537767771, "professional": false, "ui_class": "" }, "description": "19x19 Brasil Open - Handicap - 2026.05\n\nBrasil Open é um torneio criado por um jogador brasileiro e aberto para qualquer pessoa.\n\nDDK -> SDK é um torneio para pessoas com ranking parecido, tentando evoluir para SDK.\n\n__\n\nBrasil Open is a tournament created by a Brazilian player and is open to everyone around the world.\n\nDDK -> SDK is a tournament for players with similar ranks who are trying to advance to SDK.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 16436, "name": "BR Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 5, "icon": "https://user-uploads.online-go.com/684691fc56f7b159a5119a8e17398dab-64.png" }, "auto_start_on_max": true, "time_start": "2026-06-30T12:00:00Z", "players_start": 10, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 18, "max_ranking": 22, "analysis_enabled": false, "exclusivity": "open", "started": "2026-06-30T12:00:17.430191Z", "ended": null, "start_waiting": "2026-06-30T12:00:17.229661Z", "board_size": 19, "active_round": 1, "icon": "https://user-uploads.online-go.com/684691fc56f7b159a5119a8e17398dab-15.png", "player_count": 13, "ranked": true }, { "id": 85800, "name": "4 weeks absolute handicap - mostly sdk", "director": { "id": 131495, "username": "lassova", "country": "001", "icon": "https://user-uploads.online-go.com/5cbf9fce9d7b509551316cc452a20684-64.png", "ratings": { "version": 5, "overall": { "rating": 1121.6164137835844, "deviation": 63.081433506173134, "volatility": 0.059685948991092336 } }, "ranking": 17.573810603483363, "professional": false, "ui_class": "" }, "description": "4 weeks absolute handicap - for sdk and aspiring sdk \n*** No pausing *** \n*** No vacations ***", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 26880, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 2419200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 343, "name": "Global Go Club", "summary": "Open Go club for people anywhere", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 595, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-64.png" }, "auto_start_on_max": false, "time_start": "2022-02-12T15:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 18, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2022-02-12T15:00:13.499102Z", "ended": "2022-07-04T11:20:18.084561Z", "start_waiting": "2022-02-12T15:00:11.543443Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ad2efd8d4b51b4244ae8cf09cadbde5-15.png", "player_count": 20, "ranked": true }, { "id": 97057, "name": "MGO Tournament", "director": { "id": 1095664, "username": "USE17", "country": "un", "icon": "https://secure.gravatar.com/avatar/8a6e68aaae476904d26cb7a7372643ea?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1188.792006203979, "deviation": 61.76404829061147, "volatility": 0.0606255655038105 } }, "ranking": 18.920372006199532, "professional": false, "ui_class": "" }, "description": "Beginners tournament", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": -1, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 180, "period_time": 12, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 1110, "name": "Moldova Rep.", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 6, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-11-24T01:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 18, "max_ranking": 27, "analysis_enabled": false, "exclusivity": "open", "started": "2022-11-24T01:00:48.299535Z", "ended": "2022-11-24T01:19:51.093644Z", "start_waiting": "2022-11-24T01:00:48.215329Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 102202, "name": "Mid-Speed Open (9x9, Mid-K) #3", "director": { "id": 1303195, "username": "eaglejoy", "country": "001", "icon": "https://user-uploads.online-go.com/d4b7c1948ffe6ed5f80f075d40a13547-64.png", "ratings": { "version": 5, "overall": { "rating": 1814.5278273894323, "deviation": 67.29577928717005, "volatility": 0.05999029476123887 } }, "ranking": 28.710220246475455, "professional": false, "ui_class": "" }, "description": "<h2>Additional rules</h2>\n<ul>\n<li>This Open match welcome the players who have no apologyless time-out in recent 20 correspondence games（If you don't meet this requirement, you may take part in our 'Time-out Players Only' match）</li>\n<li>Pause or Vacation mode is not allowed</li>\n\n</ul>\n<h2>Attention</h2>\n\nDo I master the timing well enough so that I have 95% probability to avoid time-out?\n\nI know that if I have no time to complete a game for some reasons, or if I feel frustrated by losing, the proper way is to resign and say sorry to my opponent, rather than letting time-out happen.\n<h2>Tips</h2>\n\nI know how to use Plan Conditional Moves to speed up (such as Sente, the big value point at endgame…).\n\nI know this is a fast corr., so I will apply the highest priority to it in my Active Games Lists.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 46248, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": false, "main_time": 86400, "period_time": 86400, "stones_per_period": 2 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12936, "name": "Mid-speed", "summary": "Middle speed matches, not so hurry, not so slow.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-64.png" }, "auto_start_on_max": true, "time_start": "2023-04-21T01:00:00Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 18, "max_ranking": 22, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-20T21:25:22.015219Z", "ended": "2023-05-14T08:00:18.417239Z", "start_waiting": "2023-04-20T21:25:21.861202Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png", "player_count": 6, "ranked": true }, { "id": 2809, "name": "Olympiamonatsturnier", "director": { "id": 20675, "username": "RaikB", "country": "de", "icon": "https://secure.gravatar.com/avatar/3d9fb2e977ccdddcc8efeb8fc6efc3ae?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1780.665751010124, "deviation": 65.40966971956041, "volatility": 0.0596596409427389 } }, "ranking": 28.274121197571755, "professional": false, "ui_class": "" }, "description": "Kleines Jeder-gegen-Jeden-ohne-Vorgabe-Turnier", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": false, "group": { "id": 23, "name": "German Group", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 358, "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": 18, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2014-02-21T15:16:16.810867Z", "ended": "2014-06-13T13:20:40.539075Z", "start_waiting": "2014-02-21T15:16:16.386889Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 1079, "name": "San-Ren-Sei Opening (please ... only that for Black)", "director": { "id": 2183, "username": "udhar_nabresh", "country": "ro", "icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1394.4545358794608, "deviation": 61.74748883839089, "volatility": 0.05928672177738686 } }, "ranking": 22.61431690552984, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "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": 386, "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": 18, "max_ranking": 24, "analysis_enabled": false, "exclusivity": "open", "started": "2010-05-30T03:08:08Z", "ended": "2010-05-30T01:08:08Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 100974, "name": "Mid-Speed Open (9x9) #3", "director": { "id": 1303195, "username": "eaglejoy", "country": "001", "icon": "https://user-uploads.online-go.com/d4b7c1948ffe6ed5f80f075d40a13547-64.png", "ratings": { "version": 5, "overall": { "rating": 1814.5278273894323, "deviation": 67.29577928717005, "volatility": 0.05999029476123887 } }, "ranking": 28.710220246475455, "professional": false, "ui_class": "" }, "description": "<h2>Additional rules</h2>\n\n<ol>\n\t<li>Pause or Vacation mode, or delaying tactic is not allowed</li>\n\t<li>\n\t<p>AI/robot user is not allowed</li>\n\t<li>The Rank Restriction bases on the Correspondence 9x9 rank rather than the overall rank. And, for instance, 4 kyu and below means not higher than 3.1 kyu</li>\n\n</ol>\n\n<h2>Attention</h2>\n\n<h3>Speed and Time-out</h3>\n\nKeep in mind that the avg speed of one game is <u>2.5 moves per 24 hrs</u> per player. Since the Round Robin will activate several gamess at the same time, for a match with five players, the avg speed is 10 moves per 24hrs. <strong>To avoid losing by time out</strong>, the safe way is to play faster than the avg speed. Loss by time out will affect your reputation in this Match system — such as disqualification and/or demotion to a lower level.\n\n<h2>Tips</h2>\n\n<ul>\n\t<li>If you are not familiar with Absolute time control, you may do some practice in a friendship game (ranked or unranked).</li>\n\t<li>Use Plan Conditional Moves to speed up</li>\n\t<li>To pay more attention to the progress of this tournament (use filter "Game" in Active Games list on Home page or Profile page, or press "Ctrl+F" to find the key strings "<strong>Mid-</strong>" )</li>\n\t<li>Communicate with your opponent if necessary</li>\n</ul>\n\n<hr />\n<h3>Ref</h3>\n\n<ul>\n\t<li><a href=\"https://online-go.com/tournament/100831\">Previous tournament</a></li>\n\t<li><a href=\"https://online-go.com/tournament/101297\">Next tournament</a></li>\n\t<li><a href=\"https://online-go.com/group/12936\">About the <strong>Mid-speed</strong> Group</a></li>\n</ul>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 40655, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": false, "main_time": 172800, "period_time": 172800, "stones_per_period": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12936, "name": "Mid-speed", "summary": "Middle speed matches, not so hurry, not so slow.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-64.png" }, "auto_start_on_max": true, "time_start": "2023-03-22T01:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 18, "max_ranking": 26, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-20T18:00:37.750203Z", "ended": "2023-03-28T01:11:34.922097Z", "start_waiting": "2023-03-20T18:00:37.494111Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png", "player_count": 5, "ranked": true }, { "id": 1881, "name": "Grimlock's Dino Tourney", "director": { "id": 32185, "username": "antinoun", "country": "us", "icon": "https://user-uploads.online-go.com/5a55fc1eb56c418d7ea0d2d33ea5336a-64.png", "ratings": { "version": 5, "overall": { "rating": 1738.574242995871, "deviation": 66.20295526077192, "volatility": 0.05995034719237882 } }, "ranking": 27.720328401369557, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "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": 386, "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": 18, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2012-11-28T05:03:16Z", "ended": "2012-11-28T04:03:16Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 40237, "name": "Around 10 kyu Tournament", "director": { "id": 1359, "username": "ygramul", "country": "es", "icon": "https://user-uploads.online-go.com/1ae3c25c4a403ffef463f653ddbd8567-64.png", "ratings": { "version": 5, "overall": { "rating": 1192.2031862473095, "deviation": 69.77301490801092, "volatility": 0.060069174094119965 } }, "ranking": 18.986704665990274, "professional": false, "ui_class": "supporter" }, "description": "A correspondence tournament with just one round, in all-against-all format. No handicap and just a handful of players. Feel free to join! :)", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 259200, "max_time": 777600, "time_increment": 86400, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 43, "name": "Kyu Level Study Group", "summary": "A group for kyu level players! Join, play tournaments, and have fun. Thanks for being a part of our community!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 8956, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-64.png" }, "auto_start_on_max": true, "time_start": "2018-09-03T21:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 18, "max_ranking": 24, "analysis_enabled": true, "exclusivity": "open", "started": "2018-08-25T04:29:52.021850Z", "ended": "2018-11-15T21:21:04.684179Z", "start_waiting": "2018-08-25T04:29:50.560839Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/36b3f6c2ac8b8f0da8b168b3cc142a1b-15.png", "player_count": 6, "ranked": true }, { "id": 1384, "name": "Koworu's mini-tournament", "director": { "id": 18317, "username": "Koworu", "country": "un", "icon": "https://secure.gravatar.com/avatar/fc50c6bedbf20e687f14e33c1ed34eb0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1751.1741032696373, "deviation": 63.61724873998119, "volatility": 0.059966677759709666 } }, "ranking": 27.88749692120436, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 432000, "max_time": 604800, "time_increment": 86400 }, "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": 386, "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": 18, "max_ranking": 22, "analysis_enabled": false, "exclusivity": "open", "started": "2011-05-03T15:23:00Z", "ended": "2011-05-03T13:23:00Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true } ] }
