Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=1164
{ "count": 59565, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=1165", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=1163", "results": [ { "id": 4071, "name": "European Weekly Cup 19x19 #5", "director": { "id": 86227, "username": "Marnoris", "country": "be", "icon": "https://user-uploads.online-go.com/39f6b7f59ab53b8afda31e32b27f7f83-64.png", "ratings": { "version": 5, "overall": { "rating": 1846.2593842282001, "deviation": 67.13077728483148, "volatility": 0.06001385388792682 } }, "ranking": 29.111556842413247, "professional": false, "ui_class": "" }, "description": "For more informations, see European Tournament Group page.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 46, "time_control_parameters": { "time_control": "byoyomi", "period_time": 30, "main_time": 1500, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": { "id": 326, "name": "European Weekly Cup", "summary": "Our goal is to provide tournaments with a schedule oriented for european players. Non-european players are welcome !!!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 253, "icon": "https://user-uploads.online-go.com/6811f1a03590402ce5debeda4cb7b2f7-64.png" }, "auto_start_on_max": false, "time_start": "2015-01-11T14:00:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-01-11T14:00:39.003894Z", "ended": "2015-01-11T19:47:56.943135Z", "start_waiting": "2015-01-11T14:00:38.795408Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/6811f1a03590402ce5debeda4cb7b2f7-15.png", "player_count": 10, "ranked": true }, { "id": 108383, "name": "Correspondence 13x13 RoundRobin 2023-10-12 19:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 23821, "name": "9x9 Τουρνουά Ιανουαρίου", "director": { "id": 387206, "username": "DKrambo", "country": "gr", "icon": "https://user-uploads.online-go.com/ea8216b44fd5679279dc93598033bd0b-64.png", "ratings": { "version": 5, "overall": { "rating": 1447.6838171797965, "deviation": 66.1768382830103, "volatility": 0.060004535992513056 } }, "ranking": 23.481552638041766, "professional": false, "ui_class": "" }, "description": "To 19x19 μας έχει 1 παρτίδα ακόμα να τελιώσει μέχρι το 2ο γύρο, οπότε κάνουμε ενα 9x9 στα γρήγορα, μέχρι να τελιώσει το άλλο.\n\nRound Robin, ξεκινάει Δευτέρα, 16/01/2016\n\nΚαλή διασκέδαση!", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, 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"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": "2026-05-07T19:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "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": "2021-07-30T19:00:59.911047Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2021-07-30T19:01:01.550268Z", "ended": "2021-09-03T05:30:48.206329Z", "start_waiting": "2021-07-30T19:01:00.365988Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 10, "ranked": true }, { "id": 88066, "name": "Correspondence 13x13 RoundRobin 2022-04-02 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:20260504T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-04T19:00:49.456243Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 13, 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"subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2022-04-02T19:01:11.891720Z", "ended": "2022-05-17T08:15:36.830828Z", "start_waiting": "2022-04-02T19:01:11.507199Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 8, "ranked": true }, { "id": 14111, "name": "Love is in the Air 2016", "director": { "id": 164749, "username": "Expt626", "country": "_GoT_Targaryen", "icon": "https://user-uploads.online-go.com/16cf140627e78aed34e492f13cb94ecd-64.png", "ratings": { "version": 5, "overall": { "rating": 1433.6084656552916, "deviation": 64.5987255670871, "volatility": 0.06001154440807151 } }, "ranking": 23.255371502752002, "professional": false, "ui_class": "" }, "description": "Seattle has their new group here on OGS... 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Japanese professional Go player, Iwamoto Kaoru Sensei created The Seattle Go Center (SGC) in 1995, pur", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 346, "icon": "https://user-uploads.online-go.com/622071330bf597857b954683efcfb9cb-64.png" }, "auto_start_on_max": false, "time_start": "2016-02-15T07:40:00Z", "players_start": 4, "first_pairing_method": "slaughter", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-02-15T07:40:42.498761Z", "ended": "2017-05-01T23:38:42.092421Z", "start_waiting": "2016-02-15T07:40:42.232790Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/622071330bf597857b954683efcfb9cb-15.png", "player_count": 15, "ranked": true }, { "id": 20584, "name": "FSTS Champion 2016 - 2017", "director": { "id": 87790, "username": "WiseBear", "country": "ru", "icon": "https://user-uploads.online-go.com/87e96797186d0c4042434c29195d8f12-64.png", "ratings": { "version": 5, "overall": { "rating": 1104.0021061102002, "deviation": 62.08308547890164, "volatility": 0.06028822213904829 } }, "ranking": 17.207368885691388, "professional": false, "ui_class": "" }, "description": "Tournament for the title of FSTS Champiom of the season 2016 - 2017.", "schedule": null, "title": null, "tournament_type": "elimination", "handicap": 0, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "time_control": "fischer", "initial_time": 86400, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 353, "name": "Four Seasons Tournament Series", "summary": "Серия турниров \"Четыре Сезона\"", "require_invitation": true, "is_public": false, "admin_only_tournaments": false, "hide_details": true, "member_count": 623, "icon": "https://user-uploads.online-go.com/da3625d8ecb510c14d65689ea409862b-64.png" }, 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"ทัวร์นาเม้นท์นี้เป็น 1 ใน 3 ทัวร์นาเม้นท์แบบต่อเนื่อง โดยทัวร์ฯนี้จะแข่งกัน 10 คน แบบพบกันหมดกระดาน 9x9 โดยผู้ที่ได้คะแนนสูงสุด 6 อันดับแรกจะได้รับเชิญไปแข่งทัวร์นาเม้นท์ถัดไปแบบกระดาน 13x13 ในทัวร์กระดาน 13 นี้ ผู้แข่งขันที่คะแนนสูงสุด 3 คนจะได้รับเชิญไปแข่งทัวร์ฯ 19x19 เพื่อหาผู้ชนะเพียงคนเดียวต่อไป\n\nทัวร์นี้เหมาะกับมือใหม่ที่ยังไม่กล้าเล่นกระดานใหญ่ แต่จะได้มีโอกาสเล่นกระดาน 9 กับ ไฮคิวนะครับ", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 259200, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 485, "name": "THAILAND GO", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 511, "icon": "https://user-uploads.online-go.com/51662af930ea8ccf8fe4335513ca2357-64.png" }, "auto_start_on_max": 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