Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=max_ranking&page=5371
{ "count": 59575, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5372", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=max_ranking&page=5370", "results": [ { "id": 129087, "name": "Handicap Arena 2025 - 044", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1081.2736930990773, "deviation": 63.787221077389006, "volatility": 0.06006994942898983 } }, "ranking": 16.72579879268108, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": true, "group": { "id": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 106, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-06-06T16:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-06-04T20:26:46.952794Z", "ended": "2025-09-08T09:48:04.659217Z", "start_waiting": "2025-06-04T20:26:46.808930Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 5, "ranked": true }, { "id": 61409, "name": "SÚPER NIÑOS Y NIÑAS DE TERCERO", "director": { "id": 607938, "username": "kido.go.baduk", "country": "mx", "icon": "https://user-uploads.online-go.com/83ceb7eea12991c2d610032107296fa7-64.png", "ratings": { "version": 5, "overall": { "rating": 733.7386350417765, "deviation": 67.58441146641512, "volatility": 0.06059085558486428 } }, "ranking": 7.749569442835256, "professional": false, "ui_class": "" }, "description": "Vamoa jugar", "schedule": null, "title": null, "tournament_type": "mcmahon", "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": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 5581, "name": "Colegio Serapio Rendón // Kinder - Primaria", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 200, "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-64.png" }, "auto_start_on_max": false, "time_start": "2020-06-02T18:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-06-02T18:00:41.395621Z", "ended": "2020-06-02T18:47:02.916547Z", "start_waiting": "2020-06-02T18:00:40.879613Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/9da407b0f50ca68064ffbdfe7ee05885-15.png", "player_count": 9, "ranked": true }, { "id": 86146, "name": "บุคคลชาย กระดาน 19X19", "director": { "id": 517697, "username": "Shirahama191", "country": "th", "icon": "https://user-uploads.online-go.com/09fcaf830dfe5b86f618b88c6964e5a4-64.png", "ratings": { "version": 5, "overall": { "rating": 2095.325853130255, "deviation": 63.64647432767915, "volatility": 0.06002466036857461 } }, "ranking": 32.04113012602883, "professional": false, "ui_class": "" }, "description": "การแข่งขันหมากล้อมออนไลน์ Matthayompuranawas Mini Go Championship 2022", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "time_per_move": 20, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 900, "period_time": 10, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 11130, "name": "Matthayompuranawas Mini Go Championship 2022", "summary": "การแข่งขันหมากล้อมออนไลน์ Matthayompuranawas Mini Go Championship 2022 จะทำการแข่งขันในวันที่ 22 ก.พ. 65 เวลา 13.00-17.00 น. (การแข่งขันระบบ Tournament ของ OGS จะเป็นการแข่งขันที่จะแข่งขันรอบต่อไปทันทีเมื่อแข่งขันเสร็จครบทุกคนในรอบนี้แล้ว ขอให้นักกีฬาเตรีย", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 28, "icon": "https://user-uploads.online-go.com/311eccc045e70c53e35837440b67bb26-64.png" }, "auto_start_on_max": false, "time_start": "2022-02-22T06:00:00Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2022-02-22T06:00:14.622284Z", "ended": "2022-02-22T08:24:53.888218Z", "start_waiting": "2022-02-22T06:00:14.547357Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/311eccc045e70c53e35837440b67bb26-15.png", "player_count": 5, "ranked": true }, { "id": 127285, "name": "19x19 Open D.E. Cup #107", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1302.5634718234464, "deviation": 69.06809206244723, "volatility": 0.060209056214312356 } }, "ranking": 21.036202220240828, "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/12599", "schedule": null, "title": null, "tournament_type": "double_elimination", "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": 12599, "name": "GO Special Tournaments", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 72, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png" }, "auto_start_on_max": true, "time_start": "2025-04-13T21:05:00Z", "players_start": 8, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-04-10T10:06:56.879326Z", "ended": "2026-02-07T10:01:33.107650Z", "start_waiting": "2025-04-10T10:06:56.786990Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png", "player_count": 8, "ranked": true }, { "id": 50772, "name": "13x13 D.E. (Chinese Rules)", "director": { "id": 637865, "username": "John.Tromp.Math.Maniac", "country": "nl", "icon": "https://user-uploads.online-go.com/d3a7d663721e94d8a2a5d3846f290611-64.png", "ratings": { "version": 5, "overall": { "rating": 1500, "deviation": 350, "volatility": 0.06 } }, "ranking": 24.303382182144386, "professional": false, "ui_class": "provisional" }, "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": "chinese", "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": 593, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png" }, "auto_start_on_max": true, "time_start": "2019-09-01T01:00:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-09-02T12:01:12.553311Z", "ended": "2019-10-19T17:23:12.686783Z", "start_waiting": "2019-09-02T12:01:11.834153Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png", "player_count": 8, "ranked": true }, { "id": 66031, "name": "Grupo A2 — Ronda 1", "director": { "id": 58535, "username": "blaumag", "country": "ar", "icon": "https://user-uploads.online-go.com/b9111f93173ba3f8763596a345d7e40e-64.png", "ratings": { "version": 5, "overall": { "rating": 1491.4078798746825, "deviation": 341.6984305472543, "volatility": 0.05999984344025184 } }, "ranking": 24.170395885469745, "professional": false, "ui_class": "provisional" }, "description": "Grupo A2 — Ronda 1", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 43, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 1200, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 6840, "name": "CURSO UNR JULIO 2022", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 21, "icon": "https://user-uploads.online-go.com/64c0f29be00c04921a5b03e563575657-64.png" }, "auto_start_on_max": false, "time_start": "2020-09-29T22:00:00Z", "players_start": 2, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "invite", "started": "2020-09-29T22:00:44.513490Z", "ended": "2020-09-29T22:02:52.251768Z", "start_waiting": "2020-09-29T22:00:44.267828Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/64c0f29be00c04921a5b03e563575657-15.png", "player_count": 2, "ranked": true }, { "id": 83219, "name": "9x9 D.E. 12/08/2021🐉", "director": { "id": 584481, "username": "Mulsiphix", "country": "us", "icon": "https://user-uploads.online-go.com/f79dd274bd83ca6fdf5e2c1af119ba63-64.png", "ratings": { "version": 5, "overall": { "rating": 1723.508332937557, "deviation": 67.30621035483453, "volatility": 0.06024145341136911 } }, "ranking": 27.51884388340188, "professional": false, "ui_class": "supporter" }, "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Suicidal 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>\n\nTournaments are a great way to locate players who are more competitive than your average opponent. A big part of improving your own skills is to have them tested by capable challengers. If you would like to be a part of more New Zealand rule set tournaments, check out our group for weekly opportunities.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "nz", "time_per_move": 44160, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 86400, "max_time": 172800 }, "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": 593, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png" }, "auto_start_on_max": true, "time_start": "2021-12-09T02:00:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2021-12-10T21:09:01.048643Z", "ended": "2022-01-24T07:06:29.132996Z", "start_waiting": "2021-12-10T21:09:00.876024Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png", "player_count": 8, "ranked": true }, { "id": 86873, "name": "1 -> 李熒殷 2 -> 蔡得恩", "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": "1 -> 李熒殷\n2 -> 蔡得恩", "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": 5 }, "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": "2022-03-05T04:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": false, "exclusivity": "group", "started": "2022-03-05T03:47:45.153929Z", "ended": "2022-03-05T04:01:49.093032Z", "start_waiting": "2022-03-05T03:47:45.084240Z", "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": 63424, "name": "Bergedorf spielt 9x9 die zweite", "director": { "id": 2408, "username": "richyfourtytwo", "country": "de", "icon": "https://user-uploads.online-go.com/8482108492340cf4f2021653180eb741-64.png", "ratings": { "version": 5, "overall": { "rating": 1542.8586058916221, "deviation": 65.28346783832163, "volatility": 0.05973705695328037 } }, "ranking": 24.955559936203496, "professional": false, "ui_class": "" }, "description": "Viel Spaß!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "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": 2754, "name": "Bergedorfer Go-Treff", "summary": "Gruppe für Teilnehmer(innen) des Bergedorfer Go-Treffs in der Lola", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 8, "icon": "https://user-uploads.online-go.com/e6df03e14694c50a5310515c0b1aae0d-64.png" }, "auto_start_on_max": false, "time_start": "2020-07-22T18:00:00Z", "players_start": 3, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-07-22T17:40:29.907467Z", "ended": "2020-07-22T18:28:15.876836Z", "start_waiting": "2020-07-22T17:40:29.641307Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/e6df03e14694c50a5310515c0b1aae0d-15.png", "player_count": 3, "ranked": true }, { "id": 124046, "name": "black stone #09", "director": { "id": 635044, "username": "15.03", "country": "jp", "icon": "https://user-uploads.online-go.com/c95b24310a554e4ebac113077793f721-64.png", "ratings": { "version": 5, "overall": { "rating": 1783.3477347164758, "deviation": 75.14555837276946, "volatility": 0.0601580575701242 } }, "ranking": 28.30896277983315, "professional": false, "ui_class": "" }, "description": "กระดาน 13x13", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 20, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 600, "period_time": 10, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 14619, "name": "black stone go", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": true, "member_count": 68, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2025-01-06T13:03:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-01-06T13:03:37.180050Z", "ended": "2025-01-06T14:17:28.337181Z", "start_waiting": "2025-01-06T13:03:37.028226Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 12, "ranked": true } ] }
