Read IAUC 5280
Circular No. 5279
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 JX
Further precise positions have been reported as follows:
1991 UT R.A. (1950) Decl. Observer
May 26.23591 14 08 10.95 + 1 21 17.4 Bus
26.28039 14 08 17.02 + 1 23 50.3 "
30.38472 14 23 45.49 + 6 17 50.4 Kaminski
30.52550 14 24 26.59 + 6 32 28.9 Gilmore
30.53071 14 24 28.00 + 6 32 55.8 "
S. J. Bus and A. Sadun (Lowell Observatory, Anderson Mesa Station). 1.1-m
reflector + CCD. Measurer Bus. Communicated by E. Bowell.
C. Kaminski (Mauna Kea). IRTF encoders. Communicated by D. Tholen.
A. C. Gilmore (Mount John). 0.6-m reflector. Measurer P. M. Kilmartin.
Improved orbital elements from 15 observations May 9-30:
T = 1991 June 25.5407 ET Peri. = 64.0186
e = 0.598944 Node = 212.6279 1950.0
q = 1.011955 AU Incl. = 2.3325
a = 2.523225 AU n = 0.2459065 P = 4.008 years
1991 ET R.A. (1950) Decl. Delta r V
June 1 14 32.83 + 8 56.1 0.064 1.062 14.7
2 14 39.68 +10 50.7
3 14 47.74 +13 01.0 0.055 1.055 14.5
4 14 57.31 +15 29.7
5 15 08.78 +18 19.3 0.048 1.047 14.2
6 15 22.67 +21 32.1
7 15 39.64 +25 09.2 0.041 1.041 14.0
8 16 00.56 +29 08.9
9 16 26.42 +33 24.2 0.036 1.035 13.9
10 16 58.25 +37 40.9
11 17 36.61 +41 36.0 0.033 1.030 13.9
12 18 20.90 +44 41.8
13 19 08.70 +46 35.5 0.034 1.025 14.2
14 19 56.11 +47 09.8
15 20 39.44 +46 36.0 0.037 1.022 14.7
16 21 16.63 +45 15.3
17 21 47.36 +43 29.2 0.042 1.018 15.2
1991 May 31 (5279) Brian G. Marsden
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