Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=first_pairing_method&page=4806
{ "count": 60140, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=4807", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=first_pairing_method&page=4805", "results": [ { "id": 93177, "name": "Praha 7", "director": { "id": 134125, "username": "mitava", "country": "at", "icon": "https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png", "ratings": { "version": 5, "overall": { "rating": 789.792021382491, "deviation": 64.86396886901105, "volatility": 0.059924389565863295 } }, "ranking": 9.453797542761778, "professional": false, "ui_class": "" }, "description": "19x19", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": true, "main_time": 259200, "period_time": 86400, "periods": 5 }, "is_open": true, 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"https://user-uploads.online-go.com/3e911828e4e25e61f8faede9d9277323-64.png", "ratings": { "version": 5, "overall": { "rating": 1523.6905157613091, "deviation": 61.871308506532216, "volatility": 0.059736468741597874 } }, "ranking": 24.66614858276941, "professional": false, "ui_class": "supporter moderator" }, "description": "**The winner of this tournament will be the 2022 Fast Correspondence Title Holder.**\n\nPlease, avoid delaying your games using the vacation feature.", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 31680, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 28800, "initial_time": 259200, "max_time": 259200 }, "is_open": true, "exclude_provisional": true, "group": { "id": 508, "name": "Fast Correspondence", "summary": "Tournaments for people who like to play quick correspondence games.", 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"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 6, "ranked": true }, { "id": 99662, "name": "Live 9x9 Double Elimination Tournament 2023-02-03 06:30", "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 Sitewide Tournament", "schedule": { "id": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260706T060000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:22:51.496184Z", "last_run": "2026-07-06T06:00:18.123587Z", "lead_time_seconds": 1800, "tournament_type": "double_elimination", "handicap": 0, "rules": "japanese", "size": 9, 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"player_count": 5, "ranked": true }, { "id": 93814, "name": "Taiwan NO.1 part III", "director": { "id": 786592, "username": "曬月亮的呆子", "country": "tw", "icon": "https://user-uploads.online-go.com/ca0dab61ce06db252ed70240e67300bb-64.png", "ratings": { "version": 5, "overall": { "rating": 1093.8296111349468, "deviation": 70.62907909899417, "volatility": 0.06064971102244048 } }, "ranking": 16.993071368321573, "professional": false, "ui_class": "" }, "description": "Welcome to play Go together on Mid-Autumn Festival", "schedule": null, "title": null, "tournament_type": "s_mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 2087, "name": "Taiwan Group", "summary": "Welcome to Taiwan Group.", "require_invitation": 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"2022-09-25T22:48:11.629521Z", "ended": "2022-12-23T00:14:42.591987Z", "start_waiting": "2022-09-25T22:48:11.497979Z", "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": 94067, "name": "EVT 2022", "director": { "id": 1150243, "username": "Vianen", "country": "un", "icon": "https://secure.gravatar.com/avatar/e5f8ef8ce4bd6ec24a6d25da54ab82a0?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1108.748691477501, "deviation": 71.9969274458399, "volatility": 0.060000724291186185 } }, "ranking": 17.306687453254856, "professional": false, "ui_class": "" }, "description": "Eerste vianens toernooi 2022", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, 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