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

PRIME CONTACT TIMES FOR LUNAR ECLIPSE OF 2001 JANUARY 9

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

Moon enters penumbra (PC1) 17.4331

Moon enters umbra (1C) 18.4202

Total Eclipse begins (2C) 19.4931

Middle of Eclipse (MID) 20.2034

Magnitude 1.195

Total Eclipse ends (3C) 20.5138

Moon leaves umbra (4C) 21.5907

Moon leaves penumbra (PC2) 22.5738

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

Latitude at PC1 is -6.88

Latitude at 1C is -14.19

Latitude at 2C is 43.68

Latitude at 3C is -58.94

Latitude at 4C is -28.46

Latitude at PC2 is -20.88

VALUES OF MOON's RA(H.MS) & DEC(D.MS) FOR ECLIPSE OF 01JAN9

FOR PC1 7.175658 22.272526

FOR 1C 7.203734 22.254960

FOR 2C 7.234268 22.234694

FOR MID 7.250799 22.224601

FOR 3C 7.263329 22.214228

FOR 4C 7.293853 22.191421

FOR PC2 7.321913 22.165511

FOR ECLIPSE OF 01JAN9

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

17.4331, -1.5343, 0.4498, 0.7672, 0.2785, 9.1356, 1.3206, 0.00971

18.4202, -0.9565, 0.4241, 0.7674, 0.2786, 9.3876, 1.3206, 0.00973

19.4931, -0.2899, 0.3939, 0.7675, 0.2786, 9.6772, 1.3206, 0.00956

20.2034, 0.0171, 0.3799, 0.7676, 0.2786, 9.8102, 1.3206, 0.00956

20.5138, 0.3241, 0.3657, 0.7677, 0.2786, 9.9429, 1.3206, 0.00974

21.5907, 0.9910, 0.3346, 0.7678, 0.2787, 10.2304, 1.3206, 0.00972

22.5738, 1.5694, 0.3072, 0.7679, 0.2787, 10.4789, 1.3206, 0.00980

CORRECTED VALUES OF PRIMARY CONTACTS FOR ECLIPSE OF 01JAN9

VALUE OF OBLATENESS USED WAS 102

ILEE TIME FOR PC1 DELTA T (SEC)

17.4341, 9.94 LATER

ILEE TIME FOR 1C DELTA T (SEC)

18.4214, 11.40 LATER

ILEE TIME FOR 2C DELTA T (SEC)

19.4941, 10.21 LATER

ILEE TIME FOR 3C DELTA T (SEC)

20.5135, 3.77 EARLIER

ILEE TIME FOR 4C DELTA T (SEC)

21.5856, 10.68 EARLIER

ILEE TIME FOR PC2 DELTA T (SEC)

22.5730, 7.41 EARLIER

COMPUTED AT 09:53:48 ON 01-19-2001