USCG USCG GENNAV
Set 8 • Question #224 of 246
Launch Interactive Practice Room The equation of time is 8m 40s. The apparent Sun is ahead of the mean Sun. If you are on the central meridian of your time zone, the apparent Sun will cross your meridian at __________.
A
11-51-20 ZT
✓ Correct Answer
B
12-00-00 ZT
C
12-04-20 ZT
D
12-08-40 ZT
USCG NMC Regulatory Explanation
The equation of time is the difference between apparent solar time (sundial time) and mean solar time (clock time). When the mean Sun is ahead of the apparent Sun, the apparent Sun crosses the meridian after 1200 Local Mean Time, giving 11-51-20 ZT.
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