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

PRIME CONTACT TIMES FOR LUNAR ECLIPSE OF 18770823

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

Moon enters penumbra (PC1) 20.0222

Moon enters umbra (1C) 21.1336

Total Eclipse begins (2C) 22.1850

Middle of Eclipse (MID) 23.1140 Magnitude 1.691

Total Eclipse ends (3C) 0.0429

Moon leaves umbra (4C) 1.0943

Moon leaves penumbra (PC2) 2.2057

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

Latitude at PC1 is 10.37

Latitude at 1C is 11.89

Latitude at 2C is -17.00

Latitude at 3C is -1.97

Latitude at 4C is -3.35

Latitude at PC2 is -4.95

VALUES OF MOON's RA(H.MS) & DEC(D.MS) FOR ECLIPSE OF 18770823

FOR PC1 22.060202, -11.550811,

FOR 1C 22.081140, -11.394879,

FOR 2C 22.100967, -11.254371,

FOR MID 22.114532, -11.141713,

FOR 3C 22.132084, -11.024859,

FOR 4C 22.151864, -10.483569,

FOR PC2 22.172709, -10.330100,

FOR ECLIPSE OF 18770823

TIME(H.MS), X, Y, F2, SC, C, F1(D.DD) AND LUNAR MOTION(D.DD/MINUTE)

20.0222, -1.2518, -0.6980, 0.6501, 0.2452, -18.7044, 1.1882, 0.00757

21.1336, -0.7697, -0.4579, 0.6502, 0.2452, -18.7944, 1.1882, 0.00758

22.1850, -0.3281, -0.2378, 0.6502, 0.2452, -18.8758, 1.1882, 0.00758

23.1140, 0.0294, -0.0594, 0.6503, 0.2452, -18.9409, 1.1882, 0.00758

0.0429, 0.3870, 0.1191, 0.6503, 0.2452, -19.0054, 1.1882, 0.00758

1.0943, 0.8285, 0.3396, 0.6503, 0.2452, -19.0841, 1.1882, 0.00758

2.2057, 1.3105, 0.5805, 0.6504, 0.2452, -19.1689, 1.1882, 0.00752

CORRECTED VALUES OF PRIMARY CONTACTS FOR ECLIPSE OF 18770823

VALUE OF OBLATENESS USED WAS 102

ILEE TIME FOR PC1 IS 20.0249, WHICH IS 27.16 seconds LATER

ILEE TIME FOR 1C IS 21.1402, WHICH IS 25.88 seconds LATER

ILEE TIME FOR 2C IS 22.1909, WHICH IS 19.37 seconds LATER

ILEE TIME FOR 3C IS 0.0403, WHICH IS 25.79 seconds LATER

ILEE TIME FOR 4C IS 1.0914, WHICH IS 28.66 seconds EARLIER

ILEE TIME FOR PC2 IS 2.2028, WHICH IS 29.07 seconds EARLIER

COMPUTED AT 14:56:26 ON 01-08-2007