Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=610
{ "count": 60244, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=611", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=609", "results": [ { "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": 385, "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": 1385, "name": "For Every Tear That Falls", "director": { "id": 667, "username": "IcedEarth", "country": "tr", "icon": "https://user-uploads.online-go.com/2886aa2c1b5facf75023893762dff62e-64.png", "ratings": { "version": 5, "overall": { "rating": 1591.014734220559, "deviation": 62.79924037068284, "volatility": 0.05971493324298348 } }, "ranking": 25.667076967738005, "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": 1209600, "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": 385, "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": "2011-10-16T18:52:41Z", "ended": "2011-10-16T16:52:41Z", "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": 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": 385, "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 }, { "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": 1392.079296186274, "deviation": 64.4567405616214, "volatility": 0.060684670372391225 } }, "ranking": 22.574850804970033, "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": 385, "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": 1383, "name": "varcos's welcome mini-tournament", "director": { "id": 34734, "username": "varcos", "country": "ro", "icon": "https://user-uploads.online-go.com/9521e434b5969d7c96058055f4baca35-64.png", "ratings": { "version": 5, "overall": { "rating": 1260.0400451524174, "deviation": 62.594850131405416, "volatility": 0.0600299724504993 } }, "ranking": 20.267837008272274, "professional": false, "ui_class": "supporter" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": false, "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": 385, "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": "2011-02-02T09:53:18Z", "ended": "2011-02-02T08:53:18Z", "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": 1382, "name": "Mellon's mini-tournament", "director": { "id": 15325, "username": "Mellon", "country": "gb", "icon": "https://secure.gravatar.com/avatar/17e78cb35d68bae404a809d65d5b6aa0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1926.4135742067801, "deviation": 69.65093113873655, "volatility": 0.06020779063835434 } }, "ranking": 30.095394450752128, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 259200, "time_control_parameters": { "time_control": "simple", "per_move": 259200 }, "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": 385, "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": 25, "analysis_enabled": false, "exclusivity": "open", "started": "2011-03-20T18:20:55Z", "ended": "2011-03-20T17:20:55Z", "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": 1381, "name": "Amane's IGo Marathon 15", "director": { "id": 7425, "username": "masutami", "country": "sg", "icon": "https://secure.gravatar.com/avatar/966aad8981dcc75b5b8ab04427a833b2?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1464.8658156740034, "deviation": 64.25957956452444, "volatility": 0.05979175956401998 } }, "ranking": 23.75469330835485, "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": 385, "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": 10, "analysis_enabled": false, "exclusivity": "open", "started": "2011-07-22T12:04:20Z", "ended": "2011-07-22T10:04:20Z", "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": 18479, "name": "Live 19x19 Swiss Tournament 2016-06-23 12:30", "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": 4, "name": "Live 19x19 Swiss Tournament", "rrule": "DTSTART:20260713T200000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:30:39.250689Z", "last_run": "2026-07-13T20:00:19.508074Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-07-14T00:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 600, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-06-23T12:30:26.156173Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-06-23T12:30:27.779527Z", "ended": "2016-06-23T14:07:02.595419Z", "start_waiting": "2016-06-23T12:30:27.592092Z", "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": 1380, "name": "2valker's mini-tournament", "director": { "id": 35740, "username": "2valker", "country": "un", "icon": "https://secure.gravatar.com/avatar/a5a40ea57ec099a8552a29a57c874fbb?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1602.4560321503545, "deviation": 65.44283185442792, "volatility": 0.06003332630108937 } }, "ranking": 25.832957415514862, "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": "simple", "per_move": 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": 385, "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": 5, "max_ranking": 19, "analysis_enabled": false, "exclusivity": "open", "started": "2011-04-10T16:12:42Z", "ended": "2011-04-10T14:12:42Z", "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": 118776, "name": "Mingren Main Title Tournament 2023", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1980.3415643325782, "deviation": 67.74667820141417, "volatility": 0.0601594143946946 } }, "ranking": 30.73455008255201, "professional": false, "ui_class": "supporter" }, "description": "Mingren Main Title Tournament 2023\n\nTitle Holder:\n<a style=\"color:deepskyblue\" href='https://online-go.com/player/472318'>Peikai Xue [Mingren]</a>\n\nHall of Fame:\n<table style=\"text-align:center;border:1px solid\">\n<tr>\n\t<th style=\"border:1px solid\">Year</th>\n\t<th style=\"border:1px solid\">Title Match Winner</th>\n\t<th style=\"border:1px solid\">Score</th>\n\t<th style=\"border:1px solid\">Title Match Runner-up</th>\n\t<th style=\"border:1px solid\">Title Tournament Winner<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/gold_title_19.png' alt='Gold'></img></th>\n\t<th style=\"border:1px solid\">Title Tournament Runner-up<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/silver_title_19.png' alt='Silver'></img></th>\n\t<th style=\"border:1px solid\">Title Tournament 3rd Place<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/bronze_title_19.png' alt='Bronze'></img></th>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2378'>2007</a></td>\n\t<td><b>gomad361</b></td><td></td><td></td>\n\t<td><b>gomad361 (2d)</b></td><td>davos (3d)</td><td>doubleR (1k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2394'>2008</a></td>\n\t<td><b>gomad361</b></td><td>∗</td><td>KyuT</td>\n\t<td><b>KyuT (4d)</b></td><td>morituri (2d)</td><td>betterlife (1d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2409'>2009</a></td>\n\t<td><b>Rathbone</b></td><td>3-2</td><td>gomad361</td>\n\t<td><b>Rathbone (4d)</b></td><td>Uberdude (6d)</td><td>betterlife (1d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2425'>2010</a></td>\n\t<td><b>Rathbone</b></td><td>5-0</td><td>Elin</td>\n\t<td><b>Rathbone (4d)</b></td><td>Elin (3d)</td><td>gomad361 (2d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2441'>2011</a></td>\n\t<td><b>vitality</b></td><td>∗</td><td>Rathbone</td>\n\t<td><b>vitality (5d)</b></td><td>fabu (1d)</td><td>gojohn (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2462'>2012</a></td>\n\t<td><b>Sadaharu</b></td><td>3-2</td><td>vitality</td>\n\t<td><b>Sadaharu (5d)</b></td><td>vitality (5d)</td><td>shilba (5d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2481'>2013</a></td>\n\t<td><b>gogop2016</b></td>\n\t<td>3-2 (∗)</td>\n\t<td>Sadaharu</td>\n\t<td><b>gogop2016 (3d)</b></td><td>naptod (2k)</td><td>Erproxy (1d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/4531'>2014</a></td>\n\t<td><b>Sadaharu</b></td>\n\t<td>5-0 (∗)</td>\n\t<td>gogop2016</td>\n\t<td><b>Sadaharu (5d)</b></td>\n\t<td>MagariSimoku (9d)</td>\n\t<td>mark5000 (4d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/14332'>2015</a></td>\n\t<td><b>Sadaharu</b></td>\n\t<td>5-0 (∗)</td>\n\t<td>vor09</td>\n\t<td><b>vor09 (2d)</b></td>\n\t<td>SanDiego (2d)</td>\n\t<td>gamesorry (2d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/23682'>2016</a></td>\n\t<td><b>yopology</b></td>\n\t<td><a href='https://online-go.com/tournament/66126'>5-0</a></td>\n\t<td>Peyrauba</td>\n\t<td><b>micky0427 (5d)</b></td>\n\t<td>Winterfell (7d)</td>\n\t<td># (4d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/30642'>2017</a></td>\n\t<td><b>yopology</b></td>\n\t<td><a href='https://online-go.com/tournament/73970'>4-1</a> (∗)</td>\n\t<td>Puffin888</td>\n\t<td><b>rzhang20877 [9d]</b></td>\n\t<td>zirth [9d]</td>\n\t<td>Puffin888 [6d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/42054'>2018</a></td>\n\t<td><b>Peikai Xue</b></td>\n\t<td><a href='https://online-go.com/tournament/100945'>3-0</a> (Ongoing)</td>\n\t<td>yopology</td>\n\t<td><b>palusijf [6d]</b></td>\n\t<td>Neandertaler [4d]</td>\n\t<td>bigko [7d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/53126'>2019</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td>drmwc [6d]</td>\n\t<td>husrev [7d]</td>\n\t<td>Ryogishiki [2d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/67259'>2020</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td>gs2020 [4d]</td>\n\t<td>sha7 [5d]</td>\n\t<td>Sadaharu [6d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/83359'>2021</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td>Ongoing: Round 3</td>\n\t<td></td>\n\t<td></td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/96938'>2022</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td>Ongoing: Round 1</td>\n\t<td></td>\n\t<td></td>\n</tr>\n</table>\n\nNotes:\n- ∗ means some or all games were ended by timeout or retirement.\n- Old OGS ranks are displayed for cycles before 2014.\n- The starting time on this page is an approximation and subject to change. It will be finalized once the announcement is posted in <a href='https://online-go.com/group/515'>OGS Title Tournaments</a> group and <a href='https://forums.online-go.com/t/title-tournament-announcements/10408/'>Title Tournament Announcement</a>.\n- Bots and use of AI are prohibited in this tournament and violators will be disqualified.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 91187, "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": 2995, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2025-01-02T02:00:00Z", "players_start": 150, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-12-31T23:35:50.713595Z", "ended": null, "start_waiting": "2024-12-31T23:35:41.814372Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 145, "ranked": true } ] }
