Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=rules&page=181
{ "count": 60610, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=182", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=rules&page=180", "results": [ { "id": 1260, "name": "Let's Go Play Go!", "director": { "id": 26029, "username": "Kat", "country": "un", "icon": "https://secure.gravatar.com/avatar/8c5ea5d43eccf3b5df3cc86e08cd1ef3?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 882.838920836224, "deviation": 92.71008053251566, "volatility": 0.059985743051983384 } }, "ranking": 12.032085146346676, "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": 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": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2010-09-07T13:31:46Z", "ended": "2010-09-07T11:31:46Z", "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": 81495, "name": "rematch3", "director": { "id": 920515, "username": "gosenseihk", "country": "un", "icon": "https://secure.gravatar.com/avatar/cdd1c81710571c60e6ca7c93b8674063?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1886.1807822444975, "deviation": 152.79691468189992, "volatility": 0.06000855493777404 } }, "ranking": 29.606790827330673, "professional": false, "ui_class": "" }, "description": "rematch3", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 26880, "time_control_parameters": { "system": "absolute", "time_control": "absolute", "speed": "correspondence", "pause_on_weekends": true, "total_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 10208, "name": "DCFWMS-Team-PC", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 14, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-10-19T07:23:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-10-19T07:23:33.267732Z", "ended": "2021-11-09T07:13:34.751365Z", "start_waiting": "2021-10-19T07:23:33.186110Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 1259, "name": "tocaia's mini-tournament", "director": { "id": 24175, "username": "tocaia", "country": "br", "icon": "https://user-uploads.online-go.com/5e28d4a4e3f3906334b1d3e71b502562-64.png", "ratings": { "version": 5, "overall": { "rating": 1186.2541996550885, "deviation": 63.97530038917235, "volatility": 0.060037738152843065 } }, "ranking": 18.87089907904439, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 259200, "time_control_parameters": { "time_control": "fischer", "initial_time": 1209600, "max_time": 2592000, "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": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2011-05-05T16:51:49Z", "ended": "2011-05-05T14:51:49Z", "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": 1278, "name": "naptod's mini-tournament : who else ?", "director": { "id": 31467, "username": "naptod", "country": "fr", "icon": "https://secure.gravatar.com/avatar/e6b99fbd4d58c1fd0f4908300d2b4d40?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1793.4323468506855, "deviation": 63.056168259910564, "volatility": 0.05991959654912325 } }, "ranking": 28.43950443137693, "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": 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": 19, "max_ranking": 29, "analysis_enabled": false, "exclusivity": "open", "started": "2011-01-12T16:17:54Z", "ended": "2011-01-12T15:17:54Z", "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": 112881, "name": "Go Practice 3 （9-1）", "director": { "id": 1410254, "username": "211517", "country": "un", "icon": "https://user-uploads.online-go.com/c7730013363199da9b17ec935246d4ce-64.png", "ratings": { "version": 5, "overall": { "rating": 1186.955376481708, "deviation": 142.81200406854057, "volatility": 0.060003009316722186 } }, "ranking": 18.884578649674634, "professional": false, "ui_class": "" }, "description": "For people who is 9-1 kyu", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 600, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "live", "pause_on_weekends": false, "per_move": 600 }, "is_open": true, "exclude_provisional": false, "group": { "id": 13995, "name": "OGS Go Cup Title Tournaments", "summary": "Hi, I am Go Cup Tournaments. The photo is a cup, that mean: Make tournament", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 24, "icon": "https://user-uploads.online-go.com/ededbc5107d7f558aa17587481343a94-64.png" }, "auto_start_on_max": false, "time_start": "2024-04-30T16:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2024-04-30T16:00:42.911340Z", "ended": "2024-04-30T16:35:08.449900Z", "start_waiting": "2024-04-30T16:00:42.715882Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ededbc5107d7f558aa17587481343a94-15.png", "player_count": 5, "ranked": true }, { "id": 403, "name": "Hikarushindo2010's mini-tournament", "director": { "id": 5960, "username": "Hikarushindo2010", "country": "un", "icon": "https://secure.gravatar.com/avatar/fda49cdd7e54e86e10bc8c0ba70c5c00?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1090.838728375607, "deviation": 66.2084782667231, "volatility": 0.0600484376359097 } }, "ranking": 16.929685106998882, "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": 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": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2008-01-07T15:30:00Z", "ended": "2008-03-18T20:09:00Z", "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": 101636, "name": "Mid-Speed Open (9x9, Hi-K) #1", "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": "<hr>\n<h2>What makes our matches unique?</h2>\n\n<ol>\n<li>The matches are <strong>true</strong> fast correspondence, — more than 2 moves per clock day.</li>\n<li>We have a Rank Difference Compensation policy which makes matches close, and lower-kyu players have more opportunities to get a good place.</li>\n<li>We use 'type rank' (such as 9x9 cor. rank) rather than the overall rank.</li>\n</ol>\n\n<hr>\n<h2>Additional rules</h2>\n\n<ol>\n <li>Pause or Vacation mode 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\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. To respect your opponents and the match organizer, <strong>please try to avoid time out as far as possible.</strong>. \n\nLoss by time out will be labeled as \"disqualified\" on the table by OGS' program automatically.\n\nLoss by time out will affect your reputation in this Match system.\n\n<h2>Tips</h2>\n\n<ul>\n <li>Use Plan Conditional Moves to speed up</li>\n <li>Meanwhile, for better quality, no need to play too many moves a day — after all, Mid-Speed Match is not a live game.</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</ul>\n\n<hr />\n\n<h3>Ref</h3>\n\n<ul>\n\t<li><a href=\"https://online-go.com/tournament/101297\">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</ul>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 37608, "time_control_parameters": { "system": "canadian", "time_control": "canadian", "speed": "correspondence", "pause_on_weekends": false, "main_time": 86400, "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": false, "time_start": "2023-04-03T22:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 20, "max_ranking": 27, "analysis_enabled": true, "exclusivity": "open", "started": "2023-04-03T13:25:20.349324Z", "ended": "2023-04-13T00:40:38.585340Z", "start_waiting": "2023-04-03T13:25:20.173155Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png", "player_count": 5, "ranked": true }, { "id": 106354, "name": "3 -> 陳建臻 4 -> 蔡芷桐", "director": { "id": 818416, "username": "傳碁學園", "country": "un", "icon": "https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png", "ratings": { "version": 5, "overall": { "rating": 1898.3468207617877, "deviation": 71.28817954667363, "volatility": 0.06041644550084839 } }, "ranking": 29.755630942351214, "professional": false, "ui_class": "" }, "description": "3 -> 陳建臻\n4 -> 蔡芷桐", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "chinese", "time_per_move": 32, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1500, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 7531, "name": "傳碁 C班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 87, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2023-08-12T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-08-12T07:11:43.911782Z", "ended": "2023-08-12T07:36:08.965535Z", "start_waiting": "2023-08-12T07:11:43.864090Z", "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": 2172, "name": "mini-tournament", "director": { "id": 40251, "username": "Bobplaysgo", "country": "un", "icon": "https://secure.gravatar.com/avatar/9f6fa11b5aad801bf5fd98d7db49deb6?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1121.3063779590157, "deviation": 67.18890828919045, "volatility": 0.060005174085340174 } }, "ranking": 17.567410624481948, "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": 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": 9, "analysis_enabled": false, "exclusivity": "open", "started": "2013-07-04T18:57:00Z", "ended": "2013-07-04T16:57:00Z", "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": 139692, "name": "Mingren Nines 2020 Title Match - Board 1", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2001.4595550850966, "deviation": 67.6434513612259, "volatility": 0.06015875316835487 } }, "ranking": 30.980110347951985, "professional": false, "ui_class": "supporter" }, "description": "<!-- \nMingren Nines 2020 Title Match - Board 1\n-->\n\nTitle Holder: \n<a style=\"color:deepskyblue\" href='https://online-go.com/user/view/40318/'>gamesorry [Nines Mingren] x2</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>14th</td>\n\t<td style=\"color:deepskyblue\">Mingren</td>\n\t<td>Nines</td>\n\t<td>2020</td>\n\t<td><a style=\"color:deepskyblue\" href='https://online-go.com/player/40318/'>gamesorry [Nines Mingren]</a></td>\n\t<td><a href='https://online-go.com/player/64817/mark5000'>mark5000 [5d]</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/139692'>Board 1</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/139693'>Board 2</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/139694'>Board 3</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/139695'>Board 4</a></td>\n\t<td><a style=\"color:skyblue\" href='https://online-go.com/tournament/139696'>Board 5</a></td>\n</tr>\n</table>\n\n\nTitle Tournament: <a href='https://online-go.com/tournament/66125'>Mingren Nines Title Tournament 2020</a>\n\nNote:\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "chinese", "time_per_move": 107733, "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": 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": 3008, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2026-05-25T05:48:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "invite", "started": "2026-05-25T05:48:16.455217Z", "ended": "2026-07-12T18:12:02.784404Z", "start_waiting": "2026-05-25T05:48:16.418330Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 2, "ranked": true } ] }
