Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-min_ranking&page=1453
{ "count": 59687, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=1454", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-min_ranking&page=1452", "results": [ { "id": 83162, "name": "19*19 swiss tournament 12/01/2021", "director": { "id": 1067981, "username": "Averyw123", "country": "nz", "icon": "https://user-uploads.online-go.com/f887017259dd7746e20627b59b0c7968-64.png", "ratings": { "version": 5, "overall": { "rating": 1274.6513862158752, "deviation": 65.37626830930803, "volatility": 0.06010299986513658 } }, "ranking": 20.534738366137827, "professional": false, "ui_class": "supporter" }, "description": "automatic site wide tournament", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 50, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1800, "period_time": 30, "periods": 3 }, "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": 17965, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2021-12-01T04:16:00Z", "players_start": 0, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2021-12-01T04:16:13.475061Z", "ended": "2021-12-01T04:16:13.456360Z", "start_waiting": "2021-12-01T04:16:13.391916Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 1, "ranked": true }, { "id": 60832, "name": "test tournament", "director": { "id": 782878, "username": "Ztop4", "country": "ca", "icon": "https://user-uploads.online-go.com/f7ef2546eaf2bf06ab00643b62dfe700-64.png", "ratings": { "version": 5, "overall": { "rating": 1070.3612438949738, "deviation": 175.36004610708153, "volatility": 0.05999921690260232 } }, "ranking": 16.49097701992678, "professional": false, "ui_class": "provisional" }, "description": "test 1", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": 5563, "name": "Chez is da best", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 5, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-05-21T02:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-05-25T06:40:30.523148Z", "ended": "2020-06-22T14:43:09.675176Z", "start_waiting": "2020-05-25T06:40:30.329966Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 59513, "name": "19 19 tournament", "director": { "id": 729505, "username": "alexthelegend", "country": "us", "icon": "https://user-uploads.online-go.com/931ed75fe0f03081ab93ef90afda81e2-64.png", "ratings": { "version": 5, "overall": { "rating": 1598.2856772262846, "deviation": 64.29772745120235, "volatility": 0.05985272331087356 } }, "ranking": 25.772631541145493, "professional": false, "ui_class": "" }, "description": "tournament if you want to have fun", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 95, "name": "France Go Players", "summary": "Le groupe pour les joueurs français!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1308, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-64.png" }, "auto_start_on_max": false, "time_start": "2020-04-30T18:35:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2020-04-30T18:35:42.370621Z", "ended": "2020-07-21T01:34:49.925407Z", "start_waiting": "2020-04-30T18:35:35.296627Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/f860ac26e7c271a3637835570b1fc13f-15.png", "player_count": 10, "ranked": true }, { "id": 83167, "name": "competition", "director": { "id": 1063780, "username": "ArPo XI", "country": "th", "icon": "https://user-uploads.online-go.com/1a70f0eda1cd44c6986e10c87ff2fdf0-64.png", "ratings": { "version": 5, "overall": { "rating": 1566.1003699641476, "deviation": 63.20962683799533, "volatility": 0.06062539082630159 } }, "ranking": 25.301693073377773, "professional": false, "ui_class": "" }, "description": "competition", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 40, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 30, "periods": 3 }, "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": 17965, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png" }, "auto_start_on_max": false, "time_start": "2021-12-01T08:25:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 18, "analysis_enabled": true, "exclusivity": "open", "started": "2021-12-01T08:37:24.439067Z", "ended": "2021-12-01T08:51:12.652061Z", "start_waiting": "2021-12-01T08:37:24.359527Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png", "player_count": 2, "ranked": true }, { "id": 123149, "name": "9x9 New Zealand Open D.E. #13", "director": { "id": 178104, "username": "dexonsmith", "country": "ca", "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.7732166446785, "deviation": 67.55416504748428, "volatility": 0.06064009346038413 } }, "ranking": 22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Even games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "nz", "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": 14024, "name": "New Zealand Ladders", "summary": "Group for ladders and tournaments that use New Zealand rules.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 80, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2025-01-11T04:09:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-05T12:22:38.623807Z", "ended": "2025-05-03T16:07:46.755722Z", "start_waiting": "2025-01-05T12:22:38.533070Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 8, "ranked": true }, { "id": 123884, "name": "Meijin Main Title Tournament 2025", "director": { "id": 40318, "username": "gamesorry", "country": "cn", "icon": "https://secure.gravatar.com/avatar/801cba34b77e0105326c402cc482cb09?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 2004.4188438214221, "deviation": 67.71437067217448, "volatility": 0.06015576961047741 } }, "ranking": 31.014313855840236, "professional": false, "ui_class": "supporter" }, "description": "Meijin Main Title Tournament 2025\n\nTitle Holder:\n<a style=\"color:green\" href='https://online-go.com/user/view/43936/'>Sadaharu [Meijin] x1+1</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/2387'>2008</a></td>\n\t<td><b>Akimoon</b></td><td></td><td></td>\n\t<td><b>Akimoon (1k)</b></td><td>wossname (1d)</td><td>dmg (4k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2400'>2009</a></td>\n\t<td><b>Uberdude</b></td><td>∗</td><td>Akimoon</td>\n\t<td><b>Uberdude (6d)</b></td><td>surcouf (1k)</td><td>gomad361 (2d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2416'>2010</a></td>\n\t<td><b>Uberdude</b></td><td>5-0</td><td>gomad361</td>\n\t<td><b>gomad361 (2d)</b></td><td>morituri (2d)</td><td>stonedaze (1k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2432'>2011</a></td>\n\t<td><b>Uberdude</b></td><td>∗</td><td>Rathbone</td>\n\t<td><b>Rathbone (4d)</b></td><td>vitality (5d)</td><td>illluck (1d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2454'>2012</a></td>\n\t<td><b>vitality</b></td><td>∗</td><td>Uberdude</td>\n\t<td><b>vitality (5d)</b></td><td>nrx (3d)</td><td>gojohn (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2472'>2013</a></td>\n\t<td><b>vitality</b></td><td>4-1</td><td>gamesorry</td>\n\t<td><b>gamesorry (3d)</b></td><td>fabu (1d)</td><td>rtayek (2k)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/2492'>2014</a></td>\n\t<td><b>vitality</b></td>\n\t<td>5-0</td>\n\t<td>Sadaharu</td>\n\t<td><b>Sadaharu (5d)</b></td>\n\t<td>pokkapoka (3d)</td>\n\t<td>gamesorry (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/4494'>2015</a></td>\n\t<td><b>vitality</b></td>\n\t<td>4-0</td>\n\t<td>drmwc</td>\n\t<td><b>drmwc (5d)</b></td>\n\t<td>Elin (3d)</td>\n\t<td>halifax (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/12561'>2016</a></td>\n\t<td><b>Sadaharu</b></td>\n\t<td>5-0</td>\n\t<td>tupelo</td>\n\t<td><b>vlin (9d)</b></td>\n\t<td>Sadaharu (9d)</td>\n\t<td>tupelo (3d)</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/24348'>2017</a></td>\n\t<td><b>Lomis</b></td>\n\t<td><a href='https://online-go.com/tournament/63335'>5-0</a></td>\n\t<td>gamesorry</td>\n\t<td><b>micky0427 [5d]</b></td>\n\t<td># [4d]</td>\n\t<td>Lomis [2d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/32508'>2018</a></td>\n\t<td><b>Sadaharu</b></td>\n\t<td><a href='https://online-go.com/tournament/86832'>4-1</a></td>\n\t<td>Lomis</td>\n\t<td><b>Sadaharu [9d]</b></td>\n\t<td>rzhang20877 [9d]</td>\n\t<td>Puffin888 [6d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/43369'>2019</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Puffin888 [6d]</b></td>\n\t<td>Kulturfreund [2d]</td>\n\t<td>GoSeigenTwitch [3d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/54440'>2020</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>Neandertaler [3d]</b></td>\n\t<td>WaterDancer [2d]</td>\n\t<td>HellRaven [2d]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/69383'>2021</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td><b>OldManCho [6d]</b></td>\n\t<td>Lomis [5d]</td>\n\t<td>ggg111 [1k]</td>\n</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/86187'>2022</a></td>\n\t<td></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</tr>\n<tr>\n\t<td><a href='https://online-go.com/tournament/99152'>2023</a></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td></td>\n\t<td>Ongoing: Round 2</td>\n\t<td></td>\n</tr>\n</table>\n\n∗ means the games were finished by timeout or retirement. Old OGS ranks are displayed for cycles before 2015.\n\nNotes:\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": "japanese", "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": 2979, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png" }, "auto_start_on_max": false, "time_start": "2025-03-02T10:00:00Z", "players_start": 150, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-03-02T10:00:21.417067Z", "ended": null, "start_waiting": "2025-03-02T10:00:14.500930Z", "board_size": 19, "active_round": 2, "icon": "https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png", "player_count": 182, "ranked": true }, { "id": 74011, "name": "B20-Div3: TARUC CoQ Day", "director": { "id": 791871, "username": "hockdoong", "country": "my", "icon": "https://secure.gravatar.com/avatar/9a5331ea211b57bb138f002e1dad46ba?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1878.5970884686756, "deviation": 159.63459957563586, "volatility": 0.059990990907012216 } }, "ranking": 29.513524900680295, "professional": false, "ui_class": "" }, "description": "Batch 20 Division 3 CoQ Day", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 30, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 20, "periods": 3 }, "is_open": true, "exclude_provisional": true, "group": { "id": 8924, "name": "TARUC Weiqi CoQ Day (B22)", "summary": "TARUC Weiqi CoQ Day", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 226, "icon": "https://user-uploads.online-go.com/ad2a57469c6296632add0a9dc43c1d32-64.png" }, "auto_start_on_max": false, "time_start": "2021-04-18T01:30:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2021-04-18T01:17:38.644551Z", "ended": null, "start_waiting": "2021-04-18T01:17:35.335901Z", "board_size": 13, "active_round": 8, "icon": "https://user-uploads.online-go.com/ad2a57469c6296632add0a9dc43c1d32-15.png", "player_count": 105, "ranked": true }, { "id": 85466, "name": "48 Entrenamiento de Go, Enero 2022", "director": { "id": 798920, "username": "vaik.kanik", "country": "mx", "icon": "https://user-uploads.online-go.com/2d6b90dc29878481490e8286eaaeb49f-64.png", "ratings": { "version": 5, "overall": { "rating": 1125.4360520663267, "deviation": 60.60608070694204, "volatility": 0.05973293265201747 } }, "ranking": 17.652513448883038, "professional": false, "ui_class": "" }, "description": "Hoy jugamos Go.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 40, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 30, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4974, "name": "Taller de Go-Biblioteca de México", "summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 236, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png" }, "auto_start_on_max": false, "time_start": "2022-01-29T23:30:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-01-29T23:30:52.210545Z", "ended": "2022-01-30T00:38:16.775158Z", "start_waiting": "2022-01-29T23:30:52.088365Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png", "player_count": 7, "ranked": true }, { "id": 130043, "name": "Good bye squid game!", "director": { "id": 875708, "username": "vanecho", "country": "ca", "icon": "https://secure.gravatar.com/avatar/21fd8ed0ecc0af43aabf973b48f11224?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1394.7405472660932, "deviation": 67.62793700753289, "volatility": 0.060329591840027785 } }, "ranking": 22.6190646291034, "professional": false, "ui_class": "" }, "description": "Who doesn't like squid game?", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "aga", "time_per_move": 91187, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 604800, "period_time": 86400, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 10243, "name": "AGA GO 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