Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=rules&page=985
{ "count": 59549, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=986", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=rules&page=984", "results": [ { "id": 40587, "name": "Correspondence 13x13 RoundRobin 2018-09-05 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": 7, "name": "Correspondence 13x13 RoundRobin", "rrule": "DTSTART:20260501T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T06:00:14.582400Z", "last_run": "2026-05-01T19:00:49.170692Z", "lead_time_seconds": 86400, 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36, "analysis_enabled": false, "exclusivity": "open", "started": "2018-10-29T19:30:57.965136Z", "ended": "2018-10-29T20:30:02.744514Z", "start_waiting": "2018-10-29T19:30:56.437907Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true }, { "id": 53318, "name": "Blitz 19x19 Elimination Tournament 2019-10-27 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 Sitewide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260503T090000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": 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