Central Bureau for Astronomical Telegrams
IAUC 4218: 1986 JK
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Read IAUC 4219
Circular No. 4218
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 617-495-7244/7440/7444
1986 JK
Further precise positions have been reported as follows:
1986 UT R.A. (1950.0) Decl. B Observer
May 14.29144 15 34 31.75 -16 09 45.5 16.2 Skiff
14.32014 15 34 36.82 -16 10 18.2 "
14.37281 15 34 45.86 -16 11 14.1 15.7 Gehrels
14.38372 15 34 47.72 -16 11 26.4 "
14.40406 15 34 51.21 -16 11 49.0 "
B. A. Skiff (Lowell Observatory, Anderson Mesa Station). 0.33-m
photographic telescope. Measurer: E. L. G. Bowell.
T. Gehrels and J. V. Scotti (Kitt Peak). SPACEWATCH camera.
The following elements are from nine observations May 4-14.
There is still an uncertainty of > 5' in the ephemeris on May 30.
T = 1986 July 1.406 ET
Peri. = 232.361 e = 0.71367
Node = 62.281 1950.0 a = 3.12398 AU
Incl. = 2.213 n = 0.178501
q = 0.89449 AU P = 5.52 years
1986 ET R.A. (1950.0) Decl. p r V
May 17 15 45.07 -17 10.5
18 15 50.23 -17 40.0 0.102 1.113 14.6
19 15 56.38 -18 14.4
20 16 03.81 -18 54.8 0.085 1.096 14.2
21 16 12.92 -19 42.5
22 16 24.32 -20 39.2 0.069 1.080 13.8
23 16 38.88 -21 46.7
24 16 57.95 -23 06.5 0.053 1.064 13.4
25 17 23.54 -24 38.0
26 17 58.55 -26 14.1 0.040 1.049 13.1
27 18 46.50 -27 31.2
28 19 49.16 -27 38.2 0.031 1.034 13.1
29 21 01.49 -25 33.9
30 22 10.94 -21 19.5 0.031 1.020 14.0
31 23 07.46 -16 16.9
June 1 23 49.57 -11 41.6 0.039 1.006 15.4
2 0 20.27 - 7 59.3
3 0 42.94 - 5 06.8 0.052 0.993 16.7
1986 May 15 (4218) Brian G. Marsden
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