BEGIN:VCALENDAR
VERSION:2.0
PRODID:spatie/icalendar-generator
BEGIN:VTIMEZONE
TZID:UTC
BEGIN:STANDARD
DTSTART:20251227T235952
TZOFFSETFROM:+0000
TZOFFSETTO:+0000
END:STANDARD
END:VTIMEZONE
BEGIN:VEVENT
UID:6ab467f840d79
DTSTAMP:20260923T235952Z
SUMMARY:Offene Sternwarte
DTSTART:20260927T090000Z
DTEND:20260927T110000Z
END:VEVENT
END:VCALENDAR