BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//EAU//Calendar//ZH
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:2026-09-25-planet-5@eau.tw
DTSTAMP:20261003T233501Z
DTSTART;VALUE=DATE:20260925
DTEND;VALUE=DATE:20260926
SUMMARY:海王星衝
DESCRIPTION:海王星距地球最近、整夜可見，需望遠鏡觀測，
 呈現淡藍色小圓盤。
CATEGORIES:行星
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:海王星衝
TRIGGER:-PT30M
END:VALARM
END:VEVENT
END:VCALENDAR