Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-ended&page=1825
{ "count": 59115, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=1826", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-ended&page=1824", "results": [ { "id": 85714, "name": "SS 19×19 2022 - 3", "director": { "id": 743533, "username": "ss76", "country": "ru", "icon": "https://secure.gravatar.com/avatar/13929beaec2a082c41c26666dd917e5a?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 865.69965614538, "deviation": 63.39878919317945, "volatility": 0.06003400172803372 } }, "ranking": 11.578235639193064, "professional": false, "ui_class": "" }, "description": "play go", "schedule": null, "title": null, "tournament_type": "roundrobin", "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": 25, "name": "Go Basics", "summary": "A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. 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"analysis_enabled": false, "exclusivity": "open", "started": "2022-11-05T13:30:15.076512Z", "ended": "2022-11-05T14:01:22.815058Z", "start_waiting": "2022-11-05T13:30:14.806874Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png", "player_count": 4, "ranked": true }, { "id": 96440, "name": "Live 9x9 Double Elimination Tournament 2022-11-05 10:30", "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": 2, "name": "Live 9x9 Double Elimination Tournament", "rrule": "DTSTART:20260325T140000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": 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