BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//EAU//Calendar//ZH
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:2027-09-23-season-4@eau.tw
DTSTAMP:20261004T002936Z
DTSTART;VALUE=DATE:20270923
DTEND;VALUE=DATE:20270924
SUMMARY:秋分
DESCRIPTION:晝夜等長，觀測季節再度開始。
CATEGORIES:節氣
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:秋分
TRIGGER:-PT30M
END:VALARM
END:VEVENT
END:VCALENDAR