Circular No. 3755 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 1982 XB Positions of trail ends, measured by R. S. Dunbar from exposures by E. Helin with the 0.46-m Schmidt telescope at Palomar: 1982 UT R.A. (1950.0) Decl. Dec. 16.10208 3 04 50.77 +30 04 21.7 16.10903 3 04 54.67 +30 05 38.8 16.34722 3 07 08.97 +30 50 12.6 16.35417 3 07 13.25 +30 51 25.1 17.10486 3 16 09.88 +33 15 52.7 17.11181 3 16 14.81 +33 17 15.1 17.25972 3 17 51.44 +33 46 41.9 17.26389 3 17 54.12 +33 47 27.3 Improved orbital elements by the undersigned: T = 1982 Dec. 23.803 ET Peri. = 16.346 e = 0.45129 Node = 74.691 1950.0 a = 1.85289 AU Incl. = 3.920 n = 0.390778 q = 1.01670 AU P = 2.52 years 1982/83 ET R.A. (1950.0) Decl. p r Mag. Dec. 23 5 09.82 +52 08.3 0.038 1.017 14.1 24 5 38.89 +54 25.0 25 6 10.05 +56 08.7 0.039 1.017 14.2 26 6 42.20 +57 16.9 27 7 14.03 +57 50.3 0.042 1.017 14.4 28 7 44.28 +57 52.7 29 8 12.05 +57 29.8 0.045 1.018 14.7 30 8 36.86 +56 47.8 31 8 58.59 +55 52.7 0.049 1.020 14.9 Jan. 1 9 17.40 +54 49.3 2 9 33.59 +53 41.6 0.053 1.022 15.1 3 9 47.48 +52 32.3 4 9 59.40 +51 23.4 0.058 1.025 15.4 5 10 09.64 +50 16.0 6 10 18.47 +49 11.0 0.063 1.028 15.6 7 10 26.09 +48 08.8 8 10 32.69 +47 09.7 0.069 1.031 15.8 9 10 38.42 +46 13.7 10 10 43.39 +45 20.9 0.074 1.035 15.9 1982 December 22 (3755) Brian G. Marsden
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