Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=board_size&page=5422
{ "count": 59167, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=5423", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=board_size&page=5421", "results": [ { "id": 113743, "name": "Blitz 19x19 Elimination Tournament 2024-03-11 13:30", "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 Site-wide Tournament", "schedule": { "id": 1, "name": "Blitz 19x19 Elimination Tournament", "rrule": "DTSTART:20260329T210000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:06:42.010011Z", "last_run": "2026-03-29T21:00:11.166964Z", "lead_time_seconds": 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124055, "name": "13x13 prvenstvo Istre", "director": { "id": 1015350, "username": "tkrajina", "country": "hr", "icon": "https://secure.gravatar.com/avatar/075c73b6edc40ec4b3f0bb9bd30dd91b?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1542.6158488725805, "deviation": 71.80491752096374, "volatility": 0.05999764436014064 } }, "ranking": 24.95191717390888, "professional": false, "ui_class": "" }, "description": "13x13 prvenstvo Istre", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 12, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "rapid", "pause_on_weekends": false, "time_increment": 10, "initial_time": 300, "max_time": 3600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12689, "name": "Istra Go", "summary": "...grupa ljudi koja igra 4000 godina staru dalekoistočnu misaonu igru Go u Poreču i Istri.", "require_invitation": false, "is_public": 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