Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-max_ranking&page=8
{ "count": 61017, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=9", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-max_ranking&page=7", "results": [ { "id": 56026, "name": "9x9 D.E. (New Zealand Rules)", "director": { "id": 582354, "username": "GlacialNoivern", "country": "us", "icon": "https://user-uploads.online-go.com/bae7db25edc19db310969d9c23831e70-64.png", "ratings": { "version": 5, "overall": { "rating": 1538.257364713131, "deviation": 65.55077561199136, "volatility": 0.06026203340214659 } }, "ranking": 24.886416928616224, "professional": false, "ui_class": "" }, "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n \n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n \n☆ Does NOT pause on the weekend.\n \n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.<BR><BR>", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "nz", "time_per_move": 45120, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 172800, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3207, "name": "New Zealand Tournaments", "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 592, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png" }, "auto_start_on_max": false, "time_start": "2020-02-02T02:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-02-02T02:00:15.232122Z", "ended": "2020-02-27T07:02:16.878531Z", "start_waiting": "2020-02-02T02:00:14.244397Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png", "player_count": 4, "ranked": true }, { "id": 113065, "name": "9x9 Open D.E. Cup #128", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1355.1125402508417, "deviation": 72.10279040967697, "volatility": 0.060301437423644785 } }, "ranking": 21.95179125302682, "professional": false, "ui_class": "" }, "description": "Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": 715, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2024-02-25T20:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-02-25T03:40:24.050868Z", "ended": "2024-06-07T19:19:23.381714Z", "start_waiting": "2024-02-25T03:40:23.902139Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 8, "ranked": true }, { "id": 101988, "name": "羅栢文 歐陽信", "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": "羅栢文\n歐陽信", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 29, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6399, "name": "傳碁 B班", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 52, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2023-04-08T09:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2023-04-08T08:30:54.785859Z", "ended": "2023-04-08T09:12:54.160682Z", "start_waiting": "2023-04-08T08:30:54.707589Z", "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": 71828, "name": "トーナメント１３", "director": { "id": 850623, "username": "KKS_SLATEPORT", "country": "fr", "icon": "https://user-uploads.online-go.com/d4c34b1c5fcda48dd0d8e4ccc7a2b8e8-64.png", "ratings": { "version": 5, "overall": { "rating": 1639.7238760230946, "deviation": 81.45456521760907, "volatility": 0.0599971176926176 } }, "ranking": 26.36518487413314, "professional": false, "ui_class": "" }, "description": "１３回目のトーナメントです。", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 36, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 30, "periods": 1 }, "is_open": true, "exclude_provisional": false, "group": { "id": 8154, "name": "KAIT1030", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 42, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2021-02-25T04:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2021-02-24T03:07:36.542170Z", "ended": "2021-02-24T04:11:39.040820Z", "start_waiting": "2021-02-24T03:07:35.617666Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 28, "ranked": true }, { "id": 103600, "name": "Bora Municipal", "director": { "id": 1019032, "username": "mirela.milanez", "country": "br", "icon": "https://user-uploads.online-go.com/828ff9a85cf82c5241fbbb029f9a19fa-64.png", "ratings": { "version": 5, "overall": { "rating": 851.1876728261119, "deviation": 68.85338231569808, "volatility": 0.060147601013971846 } }, "ranking": 11.186875752977109, "professional": false, "ui_class": "" }, "description": "ilefhougwioejfw", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 34, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 30, "initial_time": 120, "max_time": 300 }, "is_open": true, "exclude_provisional": false, "group": { "id": 9676, "name": "General", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 212, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-05-24T12:17:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2023-05-24T12:17:04.091470Z", "ended": "2023-05-24T12:41:04.436217Z", "start_waiting": "2023-05-24T12:17:03.953781Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 9, "ranked": true }, { "id": 138842, "name": "春らんまん囲碁大会2026", "director": { "id": 788184, "username": "f_uenoyama", "country": "jp", "icon": "https://secure.gravatar.com/avatar/acdee1cb9e308c99bb0cfbf83b3108ed?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1875.5999347453533, "deviation": 65.22182925825257, "volatility": 0.060072651200657114 } }, "ranking": 29.47656140462149, "professional": false, "ui_class": "" }, "description": "春の明るい空気の中で、心地よい対局を楽しみましょう。", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 623947, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 604800, "initial_time": 2419200, "max_time": 2419200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5915, "name": "Web烏鷺の会", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 10, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2026-04-10T00:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2026-04-10T00:00:34.061667Z", "ended": "2026-04-21T12:47:09.843426Z", "start_waiting": "2026-04-10T00:00:33.332599Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 6, "ranked": true }, { "id": 64358, "name": "Sunday 9x9 tournament", "director": { "id": 56637, "username": "milanm", "country": "un", "icon": "https://user-uploads.online-go.com/3ca6488bbc5b99dee6389c8324babd42-64.png", "ratings": { "version": 5, "overall": { "rating": 1629.070146274771, "deviation": 65.49286380342875, "volatility": 0.05994792520919056 } }, "ranking": 26.214282299489884, "professional": false, "ui_class": "aga" }, "description": "weekly 9x9 tournament", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 21, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "live", "pause_on_weekends": false, "time_increment": 20, "initial_time": 120, "max_time": 240 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5803, "name": "Massachusetts Go Foundation", "summary": "", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 49, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-64.png" }, "auto_start_on_max": false, "time_start": "2020-08-16T17:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-08-16T17:00:56.654876Z", "ended": "2020-08-16T17:45:00.788563Z", "start_waiting": "2020-08-16T17:00:55.698376Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/ac9f8e424d9bbcbeaadc6a8c635f8262-15.png", "player_count": 12, "ranked": true }, { "id": 45529, "name": "Honinbo Nines Title Tournament 2019", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2010.567656741604, "deviation": 68.90930500114358, "volatility": 0.060153245143043765 } }, "ranking": 31.085220759446056, "professional": false, "ui_class": "supporter" }, "description": "Honinbo Nines Title Tournament 2019\n\nTitle Holder: \n<a style=\"color:red\" href='https://online-go.com/player/43936/'>Sadaharu [Nines Honinbo] x2</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\">\n\tTitle Tournament Winner\n\t\t<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/gold_title_9.png' alt='Gold'></img>\n\t</th>\n\t<th style=\"border:1px solid\">\n\t\tTitle Tournament Runner-up\n\t\t<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/silver_title_9.png' alt='Silver'></img>\n\t</th>\n\t<th style=\"border:1px solid\">\n\t\tTitle Tournament 3rd Place\n\t<img src='https://a00ce0086bda2213e89f-570db0116da8eb5fdc3ce95006e46d28.ssl.cf1.rackcdn.com/4.2/img/trophies/bronze_title_9.png' alt='Bronze'></img>\n\t</th>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2371'>2007</a></td>\n\t<td><b>Spandam</b></td><td></td><td></td>\n\t<td><b>Spandam (2d)</b></td><td>willbrooks (2d)</td><td>redacted (2k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2388'>2008</a></td>\n\t<td><b>KlausP</b></td><td>∗</td><td>Spandam</td>\n\t<td><b>KlausP (3d)</b></td><td>KyuT (4d)</td><td>Akimoon (1k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2404'>2009</a></td>\n\t<td><b>KyuT</b></td><td>3-2</td><td>KlausP</td>\n\t<td><b>KyuT (4d)</b></td><td>KlausP (3d)</td><td>phoward (4k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2421'>2010</a></td>\n\t<td><b>KlausP</b></td><td>∗</td><td>KyuT</td>\n\t<td><b>KlausP (3d)</b></td><td>Highwayman (1d)</td><td>kennabee (2d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2436'>2011</a></td>\n\t<td><b>vitality</b></td><td>∗</td><td>KlausP</td>\n\t<td><b>vitality (5d)</b></td><td>KlausP (3d)</td><td>joachim (2k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2458'>2012</a></td>\n\t<td><b>vitality</b></td><td>4-1</td><td>FromHell</td>\n\t<td><b>vitality (5d)</b></td><td>FromHell (1d)</td><td>Wloczykij (1d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2478'>2013</a></td>\n\t<td><b>vitality</b></td><td>3-2</td><td>gamesorry</td>\n\t<td><b>gamesorry (2d)</b></td><td>nrx (3d)</td><td>devariot (2k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2496'>2014</a></td>\n\t<td><b>vitality</b></td><td>4-1</td><td>devariot</td>\n\t<td><b>devariot (2k)</b></td><td>nrx (3d)</td><td>drmwc (6d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/4812'>2015</a></td>\n\t<td><b>Sadaharu</b></td><td>3-2</td><td>vitality</td>\n\t<td><b>Ragnar Danneshild (1d)</b></td><td>Sadaharu (5d)</td><td>vinceuji (1k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/15377'>2016</a></td>\n\t<td><b>Sadaharu</b></td><td>5-0</td><td>meteor</td>\n\t<td><b>meteor (2k)</b></td><td>gamesorry (3d)</td><td>Jeno61 (2d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/25232'>2017</a></td>\n\t<td>Ongoing: Sadaharu</td><td>2-0</td><td>gamesorry</td>\n\t<td><b>FanSlim (9d)</b></td><td>nixent (3d)</td><td>gamesorry (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/35082'>2018</a></td>\n\t<td></td><td></td><td></td>\n\t<td><b>Baklan (8d)</b></td><td>Sadaharu (9d)</td><td>(TBD)</td>\n</tr>\n</table>\n\n∗ means the games were finished by timeout or retirement. Old OGS ranks were displayed for tournaments before 2017.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 93120, "time_control_parameters": { "system": "fischer", "pause_on_weekends": true, "time_control": "fischer", "initial_time": 604800, "max_time": 604800, "time_increment": 86400, "speed": "correspondence" }, "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": 3017, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2019-03-28T07:00:00Z", "players_start": 100, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-03-28T07:01:24.811123Z", "ended": "2020-05-05T14:52:26.710996Z", "start_waiting": "2019-03-28T07:00:57.196470Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 120, "ranked": true }, { "id": 114155, "name": "13x13 Open League #24", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1355.1125402508417, "deviation": 72.10279040967697, "volatility": 0.060301437423644785 } }, "ranking": 21.95179125302682, "professional": false, "ui_class": "" }, "description": "Open league for everyone. 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