{"id": 506, "url": "https://ultracyclinghub.com/events/border-march-27-865/2027/300-km/", "event": {"slug": "border-march-27-865", "name": "Border March", "url": "https://ultracyclinghub.com/events/border-march-27-865/", "kind": "adventure", "discipline": "road", "country": "United Kingdom", "country_code": "GB", "official_url": "https://www.audax.uk/event-details?id=14618", "brevet": true}, "year": 2027, "label": "300 km", "status": "confirmed", "display_status": "Dates confirmed", "start_date": "2027-04-17", "end_date": "2027-04-18", "end_date_estimated": false, "start_location": "Alnwick", "latitude": 55.4133, "longitude": -1.7072, "distance_km": 305, "elevation_m": 3204, "time_limit_hours": 20, "support": "unknown", "registration": "not_open", "registration_url": "https://www.audax.uk/event-details?id=14618", "registration_opens": "2026-11-07", "registration_closes": "2027-04-14", "entry_fee": "6.00", "currency": "GBP", "finish_location": "Alnwick", "notes": "- Start 07:00; BRM qualifying for Paris-Brest-Paris\r\n- Entry fee GBP 6.00 online", "follow_url": "", "source_url": "https://www.audax.uk/event-details?id=14618", "verified_on": "2026-10-15", "needs_recheck": true, "entry_status": "not_open", "entry_status_label": "Entry not yet open"}