Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments/?format=api&ordering=players_start&page=703
{ "count": 59407, "next": "https://online-go.com/api/v1/tournaments/?format=api&ordering=players_start&page=704", "previous": "https://online-go.com/api/v1/tournaments/?format=api&ordering=players_start&page=702", "results": [ { "id": 31151, "name": "Correspondence 9x9 RoundRobin 2017-10-17 01:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?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": 5, "name": "Correspondence 9x9 RoundRobin", "rrule": "DTSTART:20260417T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3", "active": true, "created": "2015-02-20T05:56:18.340749Z", "last_run": "2026-04-17T19:00:56.701536Z", "lead_time_seconds": 86400, 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"periods": 3 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2019-10-30T22:30:23.836621Z", "players_start": 4, "first_pairing_method": "slide", "subsequent_pairing_method": "slide", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2019-10-30T22:30:26.239359Z", "ended": "2019-10-30T23:31:42.400985Z", "start_waiting": "2019-10-30T22:30:25.182712Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png", "player_count": 9, "ranked": true }, { "id": 31411, "name": "Correspondence 9x9 RoundRobin 2017-10-26 01:00", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 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