Central Bureau for Astronomical Telegrams
IAUC 5264: 1991 JR
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Read IAUC 5265
Circular No. 5264
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 or GREEN@CFA.BITNET MARSDEN or GREEN@CFAPS2.SPAN
1991 JR
J. V. Scotti, Lunar and Planetary Laboratory, reports the
following discovery of a fast-moving asteroidal object with the
Spacewatch telescope on Kitt Peak:
1991 UT R.A. (1950) Decl. V
May 8.44749 16 08 02.19 + 5 56 34.0
8.46907 16 08 04.59 + 5 54 58.0 19.5
10.19735 16 12 29.51 + 3 36 53.5
10.20622 16 12 30.74 + 3 36 08.2 19.4
10.21670 16 12 32.16 + 3 35 13.2
11.22728 16 15 15.93 + 2 02 58.2
11.23161 16 15 16.54 + 2 02 34.1 18.9
11.24196 16 15 17.96 + 2 01 33.8
11.40483 16 15 39.54 + 1 45 48.5
11.40925 16 15 40.08 + 1 45 23.1 18.7
11.42017 16 15 41.62 + 1 44 18.5
12.28885 16 18 19.18 + 0 15 46.5 19.2
12.29347 16 18 19.89 + 0 15 17.4
12.30373 16 18 21.35 + 0 14 11.4
Orbital elements by B. G. Marsden, Center for Astrophysics, from
the above observations:
T = 1991 June 15.960 ET Peri. = 206.871
e = 0.26159 Node = 59.572 1950.0
q = 1.03915 AU Incl. = 10.154
a = 1.40728 AU n = 0.590384 P = 1.67 years
1991 ET R.A. (1950) Decl. Delta r V
May 12 16 17.41 + 0 47.1 0.077 1.081 18.7
13 16 20.48 - 1 01.3
14 16 23.80 - 3 00.7 0.071 1.077 18.4
15 16 27.39 - 5 12.1
16 16 31.31 - 7 36.5 0.065 1.072 18.1
17 16 35.61 -10 14.8
18 16 40.33 -13 07.7 0.059 1.068 17.9
19 16 45.55 -16 15.9
20 16 51.36 -19 39.3 0.055 1.064 17.7
1991 May 13 (5264) Daniel W. E. Green
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