Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=rules&page=145
{ "count": 60664, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=146", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=144", "results": [ { "id": 68053, "name": "Dong Vs Karl", "director": { "id": 756229, "username": "mrrabbuit", "country": "sg", "icon": "https://user-uploads.online-go.com/95a91e6b595a49e91968bd28f3e90ce4-64.png", "ratings": { "version": 5, "overall": { "rating": 1348.0847977490964, "deviation": 156.13884872211037, "volatility": 0.05999992557636363 } }, "ranking": 21.831420754602473, "professional": false, "ui_class": "" }, "description": "11/20/2020", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 0, "time_control_parameters": { "system": "none", "time_control": "none", "speed": "correspondence", "pause_on_weekends": false }, "is_open": true, "exclude_provisional": false, "group": { "id": 5118, "name": "SP Weiqi 2020/2021", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-64.png" }, "auto_start_on_max": true, "time_start": "2020-11-20T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-11-20T10:16:31.145534Z", "ended": "2020-11-20T11:40:36.308495Z", "start_waiting": "2020-11-20T10:16:31.061308Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8d7f8244283feaafac5174b82851f2fa-15.png", "player_count": 2, "ranked": true }, { "id": 90241, "name": "Team D extra", "director": { "id": 1056772, "username": "ycchan", "country": "un", "icon": "https://secure.gravatar.com/avatar/3f757e369adb37ec7025a5ad2b5f4e97?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1190.2513571308164, "deviation": 190.5038148133336, "volatility": 0.060001753666935165 } }, "ranking": 18.948773319697555, "professional": false, "ui_class": "provisional" }, "description": "20/5/2022 extra", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 13, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "live", "pause_on_weekends": false, "total_time": 1200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10281, "name": "STWDCFWMS-TeamD", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 9, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2022-05-20T08:28:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-05-20T08:28:46.941032Z", "ended": "2022-05-20T09:14:17.377092Z", "start_waiting": "2022-05-20T08:28:46.894302Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 129472, "name": "HAPPY GO #109 Double Elimination", "director": { "id": 1220803, "username": "nobhaete", "country": "cn", "icon": "https://user-uploads.online-go.com/e840f4920c1211e712dd265d8b780926-64.png", "ratings": { "version": 5, "overall": { "rating": 2014.9235145597063, "deviation": 69.61253439082085, "volatility": 0.059767024211068935 } }, "ranking": 31.13532055773362, "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\nDouble elimination tournament every Sunday.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 43884, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "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！\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": 77, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2025-06-22T04:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 34, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-22T04:00:27.548073Z", "ended": "2025-09-26T10:20:54.535963Z", "start_waiting": "2025-06-22T04:00:27.439776Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 8, "ranked": true }, { "id": 1386, "name": "Mandrel's mini-tournament", "director": { "id": 29157, "username": "Mandrel", "country": "gb", "icon": "https://secure.gravatar.com/avatar/50e65015484b6fa5bdbbbd568a82dc3d?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1132.2750720362903, "deviation": 62.744346365650195, "volatility": 0.06000116776344252 } }, "ranking": 17.79276504694859, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 864000, "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": 0, "max_ranking": 11, "analysis_enabled": false, "exclusivity": "open", "started": "2011-03-13T05:26:09Z", "ended": "2011-03-13T04:26:09Z", "start_waiting": null, "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": 876, "name": "Party!", "director": { "id": 25260, "username": "manhammer", "country": "un", "icon": "https://secure.gravatar.com/avatar/f0e0dcbc85b5eb81c1b8c5a75f59e239?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2107.5280803013716, "deviation": 72.06244972720829, "volatility": 0.0601196565313484 } }, "ranking": 32.17555418986421, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 432000, "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": 0, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2009-09-15T14:24:50Z", "ended": "2009-09-15T12:24:50Z", "start_waiting": null, "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": 875, "name": "orbitaleccentric's mini-tournament", "director": { "id": 913, "username": "orbitaleccentric", "country": "154", "icon": "https://secure.gravatar.com/avatar/53eeecc069afe75227d01613021745ee?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1201.3413731116186, "deviation": 66.57171297186349, "volatility": 0.058733882729936376 } }, "ranking": 19.163471839957126, "professional": false, "ui_class": "supporter" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "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": 14, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2009-12-01T21:06:35Z", "ended": "2009-12-01T20:06:35Z", "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": 101297, "name": "Mid-Speed Open (9x9) #4", "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 <li>Pause or Vacation mode, or delaying tactic is not allowed</li>\n <li>The participants whose <strong>ratings are far higher/lower than the average ratkings of opponents will get adjusted points</strong>; for instance, 2 kyus higher or lower will be plus or minus 0.5 result points.</li>\n <li>The Rank Restriction is based 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</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 about <u>3 moves per calendar day (or 12 hrs of your clock time)</u> per player. Since the Round Robin will activate several games simultaneously, for a match with five players, the avg speed times 4. <strong>To avoid losing by time out</strong>, the safe way is to play faster than the avg speed. \n\nLoss by time out will affect your reputation in this Match system.\n\n<h2>Tips</h2>\n\n<ul>\n <li>If you are not familiar with Absolute time control, you may do some practice in a friendship game (ranked or unranked).</li>\n <li>Use Plan Conditional Moves to speed up</li>\n <li>To pay more attention to the progress of this tournament (use filter "Game" in Active Games list on the Home page or Profile page, or press "Ctrl+F" to find the key strings "<strong>Mid-</strong>" )</li>\n <li>Communicate with your opponent if necessary</li>\n</ul>\n\n<hr />\n\n<h3>Ref</h3>\n\n<ul>\n\t<li><a href=\"https://online-go.com/tournament/100974\">Previous tournament</a></li>\n\t<li><a href=\"https://online-go.com/group/12936\">About the <strong>Mid-speed</strong> Group</a></li>\n\t<li>To test the best timing way for fast correspondence, this Open Match plans to use Canadian (2d+2d/5 stones) in even-numbered seasons and Absolute 7 days in odd-numbered ones.</li>\n</ul>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 21333, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": false, "total_time": 604800 }, "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": "2023-03-28T00:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 18, "max_ranking": 27, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-27T11:29:36.982495Z", "ended": "2023-04-07T11:50:52.776126Z", "start_waiting": "2023-03-27T11:29:36.782766Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png", "player_count": 6, "ranked": true }, { "id": 1499, "name": "apei's newbie", "director": { "id": 20502, "username": "nobush", "country": "cn", "icon": "https://user-uploads.online-go.com/d0c558f672e167a609363bda95da4150-64.png", "ratings": { "version": 5, "overall": { "rating": 1375.3796380276601, "deviation": 63.81176017296063, "volatility": 0.06067855457807825 } }, "ranking": 22.29545964650201, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 172800, "time_control_parameters": { "time_control": "fischer", "initial_time": 345600, "max_time": 864000, "time_increment": 172800 }, "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": 0, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2011-10-17T19:25:00Z", "ended": "2011-10-17T17:25:00Z", "start_waiting": null, "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": 101570, "name": "HAPPY GO #16 Double Elimination", "director": { "id": 1220803, "username": "nobhaete", "country": "cn", "icon": "https://user-uploads.online-go.com/e840f4920c1211e712dd265d8b780926-64.png", "ratings": { "version": 5, "overall": { "rating": 2014.9235145597063, "deviation": 69.61253439082085, "volatility": 0.059767024211068935 } }, "ranking": 31.13532055773362, "professional": false, "ui_class": "" }, "description": "1 day/step, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFIED! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": false, "per_move": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 12619, "name": "Happy Go!!!", "summary": "Feel free to join and create tournaments！\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": 77, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png" }, "auto_start_on_max": false, "time_start": "2023-04-02T04:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 32, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-02T04:00:34.142243Z", "ended": "2023-06-08T16:58:17.749342Z", "start_waiting": "2023-04-02T04:00:34.023037Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png", "player_count": 7, "ranked": true }, { "id": 2059, "name": "ViEtArmis's mini-tournament", "director": { "id": 47054, "username": "ViEtArmis", "country": "us", "icon": "https://secure.gravatar.com/avatar/58f8e431863a3b5a71821c747996c47f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1218.4208740930403, "deviation": 68.31237913405118, "volatility": 0.06000021790823491 } }, "ranking": 19.490278338826233, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "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": 0, "max_ranking": 14, "analysis_enabled": false, "exclusivity": "open", "started": "2013-01-31T15:38:16Z", "ended": "2013-01-31T14:38:16Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true } ] }
