LUNAR ECLIPSE CIRCUMSTANCES - by BYRON W. SOULSBY,
THEODORE, ACT
PRIME CONTACT TIMES FOR LUNAR ECLIPSE OF
2007 AUGUST 28
PRIME CONTACT TIME (H.MS) in U.T.
Moon enters penumbra (PC1) 7.5202
Moon enters umbra (1C) 8.5047
Total Eclipse begins (2C) 9.5154
Middle of Eclipse (MID) 10.3720 Magnitude 1.482
Total Eclipse ends (3C) 11.2246
Moon leaves umbra (4C) 12.2352
Moon leaves penumbra (PC2) 13.2238
LUNAR LATITUDES AT PRIME CONTACTS in D.DD, - S, + N
Latitude at PC1 is 15.06
Latitude at 1C is 19.21
Latitude at 2C is -33.72
Latitude at 3C is -19.81
Latitude at 4C is 5.00
Latitude at PC2 is 0.77
VALUES OF MOON's RA(H.MS) & DEC(D.MS) FOR ECLIPSE OF 07AUG28
FOR PC1 22.205122, -10.413046,
FOR 1C 22.225905, -10.255105,
FOR 2C 22.251185, -10.093006,
FOR MID 22.265051, -9.571794,
FOR 3C 22.282911, -9.450359,
FOR 4C 22.304162, -9.283253,
FOR PC2 22.324894, -9.123582,
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)
7.5202
-1.2716
-0.8880
0.7421
0.2699
-19.7676
1.2814
0.00911
8.5047
-0.7855
-0.6399
0.7425
0.2700
-19.8554
1.2814
0.00912
9.5154
-0.2797
-0.3816
0.7429
0.2701
-19.9449
1.2814
0.00907
10.3720
0.0967
-0.1892
0.7432
0.2701
-20.0103
1.2814
0.00908
11.2246
0.4733
0.0033
0.7435
0.2702
-20.0747
1.2814
0.00914
12.2352
0.9801
0.2625
0.7439
0.2703
-20.1597
1.2814
0.00914
13.2238
1.4676
0.5121
0.7443
0.2704
-20.2398
1.2814
0.00927
CORRECTED VALUES OF PRIMARY CONTACTS FOR ECLIPSE OF
2007 AUGUST 28
VALUE OF OBLATENESS USED WAS 102
ILEE TIME FOR PC1 DELTA T (SEC)
7.5222,
20.45 LATER
ILEE TIME FOR 1C DELTA T (SEC)
8.5101,
13.23 LATER
ILEE TIME FOR 2C DELTA T (SEC)
9.5219,
25.30 LATER
ILEE TIME FOR 3C DELTA T (SEC)
11.2245, 0.73 EARLIER
ILEE TIME FOR 4C DELTA T (SEC)
12.2329,
23.21 EARLIER
ILEE TIME FOR PC2 DELTA T (SEC)
13.2212,
26.35
EARLIER
COMPUTED AT 16:27:53 ON 09-10-2003