Central Bureau for Astronomical Telegrams
IAUC 3837: 1983j
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Read IAUC 3838
Circular No. 3837
Central Bureau for Astronomical Telegrams
INTERNATIONAL ASTRONOMICAL UNION
Postal Address: Central Bureau for Astronomical Telegrams
Smithsonian Astrophysical Observatory, Cambridge, MA 02138, U.S.A.
TWX 710-320-6842 ASTROGRAM CAM Telephone 617-864-5758
COMET IRAS (1983j)
The following precise positions have been reported of the
possible comet mentioned on IAUC 3833:
1983 UT R.A. (1950.0) Decl. m1 Observer
June 30.47126 1 24 17.64 -21 22 40.2 15 Gibson
July 1.47471 1 25 20.53 -21 01 08.7 "
2.47126 1 26 21.77 -20 39 37.5 "
3.47613 1 27 22.14 -20 17 45.7 "
4.62352 1 28 29.56 -19 52 29.7 15 Gilmore
4.65425 1 28 31.30 -19 51 45.1 "
July 5.74850 1 29 33.64 -19 27 34.0 15 "
5.76389 1 29 34.49 -19 27 12.4 "
J. Gibson (Palomar Observatory). 1.2-m Schmidt telescope.
Object not obviously cometary on July 1-3.
A. C. Gilmore and P. M. Kilmartin (Mount John University
Observatory). Object diffuse with condensation.
The following parabolic orbital elements have been determined
by the undersigned from the above eight observations:
T = 1983 Aug. 19.718 ET Peri. = 353.510
Node = 0.111 1950.0
q = 1.81141 AU Incl. = 46.687
1983 ET R.A. (1950.0) Decl. p r m1
July 5 1 28.85 -19 44.2 1.616 1.903 15.3
10 1 33.36 -17 51.5
15 1 37.27 -15 53.9 1.483 1.868 15.1
20 1 40.52 -13 50.4
25 1 43.06 -11 40.1 1.355 1.841 14.8
30 1 44.81 - 9 22.1
Aug. 4 1 45.67 - 6 55.2 1.234 1.823 14.6
9 1 45.54 - 4 18.4
14 1 44.32 - 1 30.9 1.123 1.813 14.3
19 1 41.88 + 1 28.1
24 1 38.12 + 4 38.6 1.030 1.812 14.1
29 1 32.92 + 7 59.8
Sept. 3 1 26.20 +11 29.6 0.960 1.821 14.0
8 1 17.91 +15 04.8
13 1 08.08 +18 40.4 0.921 1.838 14.0
1983 July 7 (3837) Brian G. Marsden
Read IAUC 3838
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