Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=board_size&page=5185
{ "count": 59653, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5186", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=board_size&page=5184", "results": [ { "id": 115689, "name": "Kranj 71", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 803.6705714414907, "deviation": 64.60259982805724, "volatility": 0.05991432696384124 } }, "ranking": 9.85706594685124, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 38051, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 36000, "initial_time": 259200, "max_time": 604800 }, "is_open": true, 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94121, "name": "Nov 2022 - 19x19 Double Elimination", "director": { "id": 987760, "username": "deleted-f41b36e6-1556-4899-a775-dc2c1cd9ebb4", "country": "ca", "icon": "https://user-uploads.online-go.com/ec04439eea132df85e433a87c1f8a3c0-64.png", "ratings": { "version": 5, "overall": { "rating": 2106.117124550817, "deviation": 68.03535601314194, "volatility": 0.05996971658182498 } }, "ranking": 32.16005045129194, "professional": false, "ui_class": "" }, "description": "Strength based pairings to hopefully maximize the number of competitive games you get!", "schedule": null, "title": null, "tournament_type": "double_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": true, "group": { "id": 1843, "name": "Open Study Room", "summary": "Community of go players who play long serious games in leagues, study together, set up lectures.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1806, "icon": "https://user-uploads.online-go.com/8f94a8b09b47255de25f6e050f8928b4-64.png" }, "auto_start_on_max": false, "time_start": "2022-11-01T19:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2022-11-01T19:00:27.758520Z", "ended": "2024-11-08T21:06:01.813065Z", "start_waiting": "2022-11-01T19:00:27.362870Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8f94a8b09b47255de25f6e050f8928b4-15.png", "player_count": 27, "ranked": true }, { "id": 133963, "name": "Monthly Simultaneous McMahon 2025-11-16 17:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": 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"ranked": true }, { "id": 11273, "name": "Tolmin 3 19x19 17k-15k", "director": { "id": 66704, "username": "mita va", "country": "at", "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png", "ratings": { "version": 5, "overall": { "rating": 754.0834621093887, "deviation": 65.59093123242444, "volatility": 0.05913654738732242 } }, "ranking": 8.382725928853805, "professional": false, "ui_class": "supporter" }, "description": "oi ztf", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 16, "time_control_parameters": { "time_control": "byoyomi", "period_time": 15, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 374, "name": "Slovenija", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 55, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png" }, "auto_start_on_max": false, "time_start": "2015-10-24T17:04:00Z", "players_start": 3, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 13, "max_ranking": 15, "analysis_enabled": false, "exclusivity": "open", "started": "2015-10-24T17:04:47.362955Z", "ended": "2015-10-24T17:14:59.446367Z", "start_waiting": "2015-10-24T17:04:47.191790Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 4, "ranked": true }, { "id": 11258, "name": "Vrba 7 19x19 9k-7k", "director": { "id": 66704, "username": "mita va", "country": "at", "icon": "https://user-uploads.online-go.com/7a4d02532a68fa46afdbca6ba63e594a-64.png", "ratings": { "version": 5, "overall": { "rating": 754.0834621093887, "deviation": 65.59093123242444, "volatility": 0.05913654738732242 } }, "ranking": 8.382725928853805, "professional": false, "ui_class": "supporter" }, "description": "wert rtzuj", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": -1, "rules": "japanese", "time_per_move": 16, "time_control_parameters": { "time_control": "byoyomi", "period_time": 15, "main_time": 120, "periods": 5 }, "is_open": true, "exclude_provisional": false, "group": { "id": 374, "name": "Slovenija", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 55, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-64.png" }, "auto_start_on_max": false, "time_start": "2015-10-24T17:02:00Z", "players_start": 3, "first_pairing_method": "random", "subsequent_pairing_method": "random", "min_ranking": 21, "max_ranking": 23, "analysis_enabled": false, "exclusivity": "open", "started": "2015-10-24T17:02:47.205670Z", "ended": "2015-10-24T17:11:23.727618Z", "start_waiting": "2015-10-24T17:02:47.096330Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/4ed128f6478ae7603dbe02435c4af5de-15.png", "player_count": 4, "ranked": true }, { "id": 115499, "name": "Blitz 19x19 Elimination Tournament 2024-04-28 17:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260516T050000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-05-16T05:00:50.067933Z", "lead_time_seconds": 1800, "tournament_type": "elimination", "handicap": 0, 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false, "exclusivity": "open", "started": "2024-04-28T17:31:25.647841Z", "ended": "2024-04-28T18:09:00.537407Z", "start_waiting": "2024-04-28T17:31:25.275268Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 9, "ranked": true }, { "id": 8236, "name": "Correspondence 19x19 RoundRobin 2015-06-13 01:00", "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": 6, "name": "Correspondence 19x19 RoundRobin", "rrule": "DTSTART:20260515T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:58:31.027016Z", "last_run": "2026-05-15T19:00:50.037791Z", "lead_time_seconds": 86400, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "size": 19, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "pause_on_weekends": true, "max_time": 432000, "time_increment": 86400 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclude_provisional": true, "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": "2026-05-18T19:00:00Z", "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, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": null, 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"このトーナメントは下記の方が参加予定です。空きがないため参加者となっていない方は参加することができません。\n\nThis tournament have already been “reserved” for members listed below. If you are not one among them, don’t click “Join this tournament!”. (There is no vacancy.)\n\nkazurotteさん、micky0427さん、Jango0123さん、Novakunさん、マカロニさん、reimureimu950206さん", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 45251, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 43200, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": false, "group": { "id": 2969, "name": "かおり杯-World Kaori Cup-", "summary": "For every player who enjoy go game", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 295, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-64.png" }, "auto_start_on_max": false, "time_start": "2024-02-10T11:00:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2024-02-10T11:00:39.865715Z", "ended": "2024-04-28T22:35:09.857107Z", "start_waiting": "2024-02-10T11:00:39.597790Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/72d62682e212eead0d609e73a208e83d-15.png", "player_count": 6, "ranked": true }, { "id": 100201, "name": "bye123", "director": { "id": 1296995, "username": "overcookedspoosh", "country": "un", "icon": "https://secure.gravatar.com/avatar/d43eec2a4924702b4b709dbb9ccb4ca1?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1026.5658362924773, "deviation": 303.8505006000669, "volatility": 0.06000525478894551 } }, "ranking": 15.523836911344405, "professional": false, "ui_class": "provisional" }, "description": "hii :D", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "chinese", "time_per_move": 31, "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": true, "group": { "id": 12898, "name": "byebai", "summary": "", "require_invitation": false, "is_public": false, "admin_only_tournaments": false, "hide_details": false, "member_count": 3, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2023-02-17T05:25:00Z", "players_start": 2, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-04-28T23:02:25.385220Z", "ended": "2024-04-28T23:04:56.149613Z", "start_waiting": "2024-04-28T23:02:25.314086Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 2, "ranked": true } ] }
