Central Bureau for Astronomical Telegrams
IAUC 5581: 1992o; 1992 LR
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Read IAUC 5582
Circular No. 5581
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
Postal Address: Central Bureau for Astronomical Telegrams
Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
Telephone 617-495-7244/7440/7444 (for emergency use only)
TWX 710-320-6842 ASTROGRAM CAM EASYLINK 62794505
MARSDEN@CFA or GREEN@CFA (.SPAN, .BITNET or .HARVARD.EDU)
PERIODIC COMET DANIEL (1992o)
S. Nakano, Sumoto, Japan, reports that T. Seki, Geisei, has
recovered this comet, which is very close to the prediction on MPC
14594 (ephemeris on MPC 20169). The comet is diffuse with central
condensation.
1992 UT R.A. (2000) Decl. m1
July 29.78576 5 38 34.79 +21 14 15.5 19
Aug. 8.78646 6 07 55.29 +22 43 06.9 18
9.78765 6 10 53.81 +22 51 08.0 18
1992 LR
Improved orbital elements from MPC 20646:
Epoch = 1992 June 27.0 TT
T = 1992 July 25.3730 TT Peri. = 67.5021
e = 0.408824 Node = 233.4266 2000.0
q = 1.081975 AU Incl. = 2.0248
a = 1.830208 AU n = 0.3980645 P = 2.476 years
1992 TT R. A. (2000) Decl. Delta r Elong. Phase V
Aug. 6 19 48.41 + 5 51.6 0.085 1.089 150.5 27.3 14.1
8 20 03.58 + 6 11.0 0.087 1.091 151.9 26.0 14.1
10 20 18.10 + 6 24.6 0.090 1.094 153.1 24.7 14.1
12 20 31.87 + 6 32.9 0.093 1.098 154.4 23.5 14.2
14 20 44.82 + 6 36.1 0.097 1.102 155.6 22.4 14.2
16 20 56.90 + 6 35.0 0.101 1.106 156.7 21.2 14.3
18 21 08.11 + 6 30.0 0.105 1.110 157.8 20.2 14.3
20 21 18.47 + 6 21.6 0.110 1.115 158.8 19.1 14.4
22 21 27.99 + 6 10.4 0.115 1.120 159.8 18.2 14.5
24 21 36.74 + 5 57.0 0.121 1.126 160.8 17.2 14.6
26 21 44.76 + 5 41.7 0.127 1.132 161.7 16.3 14.7
28 21 52.12 + 5 25.0 0.133 1.138 162.5 15.5 14.7
30 21 58.87 + 5 07.4 0.140 1.144 163.3 14.7 14.8
Sept. 1 22 05.08 + 4 49.1 0.147 1.151 164.0 14.0 14.9
3 22 10.79 + 4 30.4 0.154 1.158 164.6 13.4 15.0
5 22 16.07 + 4 11.7 0.162 1.165 165.1 12.9 15.1
7 22 20.96 + 3 53.1 0.170 1.173 165.4 12.5 15.2
9 22 25.50 + 3 34.8 0.179 1.181 165.6 12.2 15.4
11 22 29.72 + 3 16.9 0.187 1.189 165.6 12.1 15.5
13 22 33.66 + 2 59.5 0.197 1.197 165.4 12.2 15.6
15 22 37.36 + 2 42.7 0.206 1.206 165.1 12.4 15.7
1992 August 10 (5581) Daniel W. E. Green
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