Central Bureau for Astronomical Telegrams
IAUC 3285: 1978 SB
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Read IAUC 3286
Circular No. 3285
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
1978 SB
The following positions have been reported:
1978 UT R. A. (1950) Decl. mpg Observer
Oct. 6.28264 0 04 23.10 -14 27 34.5 Helin
6.29653 0 04 20.54 -14 27 22.5 "
7.30764 0 01 24.83 -14 01 51.0 Giclas
7.39931 0 01 09.03 -14 06 02.7 Helin
7.88385 23 59.8 -13 57 12.0 Vavrova
10.21935 23 54 10.80 -13 15 21.0 Schwartz
11.22022 23 52 03.06 -12 58 33.0 "
E. Helin, S. J. Bus and S. Dunbar (Palomar Mountain Observatory).
46-cm Schmidt telescope. Measurer: D. Zelinsky.
L. Giclas (Lowell Observatory). Measurer: M. L. Kantz.
A. Vavrova (Klet Observatory). Independent discovery.
Schwartz (Harvard College Observatory, Agassiz Station). 41-cm
astrograph. Measurers: C.-Y. Shao and J. H. Bulger.
The following orbital elements, by B. G. Marsden, are from
observations Oct. 6 to 11:
T = 1978 July 25.325 ET
Peri. = 207.797 e = 0.82466
Node = 28.323 1950.0 a = 2.07180 AU
Incl. = 11.674 n = 0.330508
q = 0.36327 AU P = 2.98 years
1978 ET R. A. (1950) Decl. Delta r B
Sept. 9 4 57.62 -22 15.4 0.177 1.036 13.3
14 3 18.93 -23 48.8
19 2 00.49 -22 10.9 0.225 1.187 13.1
24 1 08.07 -19 36.3
29 0 34.20 -17 13.1 0.343 1.330 13.8
Oct. 4 0 11.94 -15 14.2
9 23 57.03 -13 36.3 0.495 1.464 14.9
14 23 46.98 -12 14.2
19 23 40.29 -11 03.4 0.667 1.591 15.8
24 23 36.02 -10 00.8
29 23 33.57 -9 04.1 0.856 1.711 16.6
B = 15.2 + 5 log Delta + 5 log r + 0.023 (phase angle)
1978 October 12 (3285) Brian G. Marsden
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