BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//EAU//Calendar//ZH
CALSCALE:GREGORIAN
METHOD:PUBLISH
BEGIN:VEVENT
UID:2027-10-17-planet-10@eau.tw
DTSTAMP:20261003T215941Z
DTSTART;VALUE=DATE:20271017
DTEND;VALUE=DATE:20271018
SUMMARY:土星衝
DESCRIPTION:土星整夜可見；土星環傾角逐年變化，值得逐年
 比較。
CATEGORIES:行星
BEGIN:VALARM
ACTION:DISPLAY
DESCRIPTION:土星衝
TRIGGER:-PT30M
END:VALARM
END:VEVENT
END:VCALENDAR