Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5256
{ "count": 59891, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5257", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=5255", "results": [ { "id": 103899, "name": "MS Long Live (9x9) #1", "director": { "id": 1341412, "username": "match_Mid-Speed.gr", "country": "un", "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-64.png", "ratings": { "version": 5, "overall": { "rating": 1653.8814751249, "deviation": 94.41219595830631, "volatility": 0.060012300603352955 } }, "ranking": 26.564207163029423, "professional": false, "ui_class": "" }, "description": "Note: This Live tournament mainly covers Saturday and Sunday in different time-zones.\n\n<table border=\"1\" cellpadding=\"1\" cellspacing=\"1\" style=\"width:px;\">\n <tbody>\n <tr>\n <td> </td>\n <td>GMT+8</td>\n <td>GMT+1</td>\n <td>GMT-5</td>\n <td> </td>\n </tr>\n <tr>\n <td>Starting time</td>\n <td>Fri. 21:00</td>\n <td>Fri. 14:00</td>\n <td>Fri. 8:00</td>\n <td> </td>\n </tr>\n <tr>\n <td>The Earilest Ending time</td>\n <td>Tue. 1:00</td>\n <td>Mon. 18:00</td>\n <td>Mon. 12:00</td>\n <td> </td>\n </tr>\n <tr>\n <td>The Latest Ending time</td>\n <td>Wed. 21:00</td>\n <td>Wed. 14:00</td>\n <td>Wed. 8:00</td>\n <td> </td>\n </tr>\n </tbody>\n</table>\n\n<h2>Rules</h2>\n\n<ul>\n\n<li>If no time, resign.</li>\n<li>Pausing or Vacation setting is absolutely forbidden</li>\n\n</ul>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 3727, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 3600, "period_time": 3600, "periods": 60 }, "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": "2023-06-09T13:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 21, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2023-06-09T13:00:24.975264Z", "ended": "2023-06-13T12:29:12.085898Z", "start_waiting": "2023-06-09T13:00:24.733469Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png", "player_count": 5, "ranked": true }, { "id": 103389, "name": "Fast 9-9", "director": { "id": 1330304, "username": "Domitian", "country": "un", "icon": "https://user-uploads.online-go.com/f81572e976906086c0035eb83a506593-64.png", "ratings": { "version": 5, "overall": { "rating": 1119.1258056271229, "deviation": 61.990211306418274, "volatility": 0.05997241147091082 } }, "ranking": 17.52234765333489, "professional": false, "ui_class": "" }, "description": "Fast tourney 2 moves a day min", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 57600, "time_control_parameters": { "system": "simple", "time_control": "simple", "speed": "correspondence", "pause_on_weekends": true, "per_move": 57600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 18004, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": true, "time_start": "2023-05-22T12:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 10, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2023-05-22T01:58:42.643208Z", "ended": "2023-06-13T16:22:02.803956Z", "start_waiting": "2023-05-22T01:58:42.330757Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 8, "ranked": true }, { "id": 104131, "name": "余丞浚 岑老師", "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": "余丞浚 岑老師", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 45, "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": 7530, "name": "傳碁 D班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 71, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2023-06-09T08:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-06-09T07:03:47.837165Z", "ended": "2023-06-09T07:36:45.890204Z", "start_waiting": "2023-06-09T07:03:47.750242Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true }, { "id": 136576, "name": "2026年1月24日下午一点第一次锦标赛", "director": { "id": 1940619, "username": "侃爷韦斯特特特特", "country": "un", "icon": "https://secure.gravatar.com/avatar/854996f2d3c96ab96862a01b29cc2790?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 434.4356133942174, "deviation": 95.1800918593456, "volatility": 0.059991538808687975 } }, "ranking": 5, "professional": false, "ui_class": "" }, "description": "2026年1月24日下午一点第一次陈恺杯锦标赛，双败制", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 60, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 0, "period_time": 60, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 16111, "name": "BAN213棋魂", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 7, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-01-24T05:01:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-01-24T05:01:11.265084Z", "ended": "2026-01-24T05:17:33.404288Z", "start_waiting": "2026-01-24T05:01:11.167389Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": false }, { "id": 132614, "name": "9x9 Open League #128", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1336.2097301293136, "deviation": 70.7085945980447, "volatility": 0.060211746021122135 } }, "ranking": 21.626592554145315, "professional": false, "ui_class": "" }, "description": "Open league for everyone. Tournament will be started as soon as 10 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "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": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 704, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-09-28T19:00:00Z", "players_start": 10, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-28T03:30:52.900888Z", "ended": "2025-11-21T08:39:06.868902Z", "start_waiting": "2025-09-28T03:30:52.222978Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 10, "ranked": true }, { "id": 101597, "name": "Correspondence 13x13 RoundRobin 2023-03-28 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260609T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-06-09T19:00:18.969045Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "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": "2026-06-12T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 90782, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2023-03-28T19:00:40.054234Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-28T19:01:16.274750Z", "ended": "2023-08-05T08:33:42.708137Z", "start_waiting": "2023-03-28T19:01:16.023919Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 7, "ranked": true }, { "id": 134246, "name": "Кубок го!", "director": { "id": 1690695, "username": "Chan Solo", "country": "150", "icon": "https://user-uploads.online-go.com/e3aef0f37663cf1f0d2a9a7483410978-64.png", "ratings": { "version": 5, "overall": { "rating": 1280.4976904252774, "deviation": 68.20627572518441, "volatility": 0.06027922758905059 } }, "ranking": 20.6406751820088, "professional": false, "ui_class": "" }, "description": "просто турнир", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": -1, "rules": "japanese", "time_per_move": 88451, "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": 15695, "name": "тэсудзи", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 16, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-02-20T16:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2026-02-20T16:00:40.399485Z", "ended": null, "start_waiting": "2026-02-20T16:00:39.768939Z", "board_size": 19, "active_round": 2, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 16, "ranked": true }, { "id": 132600, "name": "Correspondence 19x19 RoundRobin 2025-09-21 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?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 Site-wide Tournament", "schedule": { "id": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260608T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-06-08T19:00:18.607784Z", "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": "2026-06-11T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": "2025-09-21T19:00:08.789384Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2025-09-21T19:00:09.113121Z", "ended": "2025-12-05T00:05:11.648174Z", "start_waiting": "2025-09-21T19:00:08.832827Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 7, "ranked": true }, { "id": 100831, "name": "Mid-speed Match (9x9) #2", "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\n1. Delaying tactics are not allowed.\n\n2. AI/robot is not allowed.\n\n3. The Rank Restriction based on the Correspondence 9x9 rank rather than the overall rank. And 4 kyu and below means not higher than 3.1 kyu.\n<h2>Attention</h2>\n<h3>Speed and Time-out</h3>\nKeep in mind that the avg speed of one game is 2.5 moves per 24 hrs.\nSince the Round Robin will activate several matches at the same time, for a match with five players, the avg speed is 10 moves per 24hrs.\nTo avoid losing by time-out, the safe way is to play fast than the avg speed (and consider the time zone issue).\nLoss by time out will affect your valuation in this Match system -such as disqualification and/or demotion to a lower level.\n<h2>Tips</h2>\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 <strong>Plan Conditional Moves</strong> to speed up</li>\n<li>Communicate with your opponent if necessary.</li>\n</ul>\n\n<hr>\n\n<ul>\n\n<li><a href=\"https://online-go.com/tournament/100700\">Previous tournament</a></li>\n\n<li><a href=\"https://online-go.com/tournament/100974\">Next tournament</a></li>\n\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": true, "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": "2023-03-20T04:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 18, "max_ranking": 26, "analysis_enabled": true, "exclusivity": "open", "started": "2023-03-13T12:15:25.099361Z", "ended": "2023-03-28T09:57:45.935711Z", "start_waiting": "2023-03-13T12:15:24.863039Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/beac7517f2a38056032aeec2064d3ace-15.png", "player_count": 5, "ranked": true }, { "id": 126722, "name": "Го Весна", "director": { "id": 1640505, "username": "KirillNech", "country": "ru", "icon": "https://secure.gravatar.com/avatar/05d7e2843f29e2f6cf406847be2ec28e?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1478.1512559919374, "deviation": 61.73293711414002, "volatility": 0.06012333031970404 } }, "ranking": 23.963703331102167, "professional": false, "ui_class": "" }, "description": "Этот турнир в честь прихода нового игрока", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 88451, "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": 14579, "name": "🔴🔵⚪ RUSSIAN GO ⚪🔵🔴", "summary": "Турниры, обучение го (вейчи) и друзья.", "require_invitation": true, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 47, "icon": "https://user-uploads.online-go.com/b1f500bb395e661172848f407e2a736d-64.png" }, "auto_start_on_max": false, "time_start": "2025-03-25T15:00:00Z", "players_start": 40, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-12-25T14:06:03.890292Z", "ended": null, "start_waiting": "2025-12-25T14:06:03.748467Z", "board_size": 19, "active_round": 3, "icon": "https://user-uploads.online-go.com/b1f500bb395e661172848f407e2a736d-15.png", "player_count": 6, "ranked": true } ] }
