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7.5 Ayın Üst Meridyen Geçiş Zamanı E Boylamlar için
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03.08.2018 günü DR: 35 40’S 047 20.0’E konumunda
Ayın üst meridyenden geçiş zamanı ZT olarak nedir?
STEP 1 : STEP 2 : Effect of Longitude
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From Almanac 047 20.0’W
From Almanac ARC to TIME
h
m
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Meridian passage time for MOON: 047 3 08
s
m
02 August 03 57 LMT 20’ 1 20
m
h
s
m
45 Diff.Long 3 09 20
03 August 04 42 LMT
h
04 42 00
s
m
0
s
Delay for 1 = 45 / 360 = 0.125 m Diff.Long - 3 09 20
m
m
h
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h
s
m
LMTGreenwich 01 32 40
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Early Arrival of Moon = 47.3 x 0.125 m Early Arrival 5 m
h
= 5.91 = 6 m 01 37 40
s
m
m
h
s
m
STEP 3 : Finding ZT 01 37 40 = ZT - 3
h
01 37 40 + 3 = ZT
m
s
At Greenwich LMT=GMT=ZT
GMT= ZT+ ZD (west) ZT = 04 37 40
h
m
s
MOON Pass meridian
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047 20.0’ 15 0
0
045 3 ZD=+3
0
002 20’ < 7.5 0
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