LUNAR ECLIPSE CIRCUMSTANCES - by BYRON W. SOULSBY, THEODORE, ACT

PRIME CONTACT TIMES FOR LUNAR ECLIPSE OF 2008 AUGUST 16

 

PARTIAL ECLIPSE

PRIME CONTACT TIME (H.MS) in U.T.

Moon enters penumbra (PC1) 18.2258

Moon enters umbra (1C) 19.3529

Middle of Eclipse (MID) 21.1000 Magnitude 0.813

Moon leaves umbra (4C) 22.4432

Moon leaves penumbra (PC2) 23.5703

LUNAR LATITUDES AT PRIME CONTACTS in D.DD, - S, + N

Latitude at PC1 is -13.47

Latitude at 1C is -26.68

Latitude at 4C is -41.41

Latitude at PC2 is -28.33

VALUES OF MOON's RA(H.MS) & DEC(D.MS)

FOR PC1 21.400622, -13.323707,

FOR 1C 21.423202, -13.163396,

FOR MID 21.454178, -12.552952,

FOR 4C 21.485124, -12.341495,

FOR PC2 21.511641, -12.175033,

 

TIME (H.MS)	X (D.DD)	Y (D.DD)	F2 (D.DD)	SC (D.DD)	C (D.DD)	F1 (D.DD)	LUNAR MOTION(D.DD/MINUTE)
18.2258	-1.4787	-0.1061	0.6894	0.2556	-17.3898	1.2279	0.00815
19.3529	-0.9349	0.1481	0.6898	0.2557	-17.5262	1.2279	0.00819
21.1000	-0.2253	0.4801	0.6904	0.2559	-17.7001	1.2279	0.00820
22.4432	0.4852	0.8128	0.6910	0.2560	-17.8698	1.2279	0.00818
23.5703	1.0308	1.0684	0.6915	0.2561	-17.9970	1.2279	0.00819

CORRECTED VALUES OF PRIMARY CONTACTS

VALUE OF OBLATENESS USED WAS 102

ILEE TIME FOR PC1 DELTA T (SEC)

18.2305, 6.89 LATER

ILEE TIME FOR 1C DELTA T (SEC)

19.3543, 14.42 LATER

ILEE TIME FOR 4C DELTA T (SEC)

22.4352, 39.61 EARLIER

ILEE TIME FOR PC2 DELTA T (SEC)

23.5701, 2.50 EARLIER

COMPUTED AT 17:14:30 ON 09-11-2003

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