Circular No. 3679 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 DV The following observations have been made by H.-E. Schuster at the European Southern Observatory. The accurate measurements are by R. M. West. 1982 UT R. A. (1950) Decl. V Feb. 28.25830 12 06 35.78 -25 25 23.4 14.0 Mar. 4.26528 12 19 08.44 -27 16 58.4 5.20069 12 22 20.84 -27 42 48.1 6.19722 12 25 52.06 -28 10 10.8 7.17917 12 29 27.95 -28 36 56.9 9.17083 12 37 10.04 -29 30 30.9 11.14653 12 45 22.8 -30 22 56 12.15000 12 49 46.6 -30 48 15 13.11597 12 54 10.5 -31 11 53 13.5 18.19861 13 19 50.8 -33 06 28 H. Debehogne and H. Mauder telex that UBV photometry repeatedly over several hours around Mar. 13.2 and 14.2 UT at the European Southern Observatory gave V = 13.6 and 13.3, respectively. Colors were as on Mar. 7 (see IAUC 3678). The following orbital elements, by the undersigned, satisfy the six accurate positions Feb. 28-Mar. 9 within 0".7: T = 1982 Apr. 13.006 ET Peri. = 349.168 e = 0.45557 Node = 218.206 1950.0 a = 2.02650 AU Incl. = 5.914 n = 0.341653 q = 1.10328 AU P = 2.88 years 1982 ET R. A. (1950) Decl. Delta r B Mar. 17 13 13.41 -32 41.9 22 13 42.19 -34 13.5 0.170 1.130 13.7 27 14 15.26 -35 03.6 Apr. 1 14 51.58 -34 57.3 0.148 1.111 13.5 6 15 29.06 -33 45.6 11 16 05.08 -31 31.1 0.139 1.104 13.4 16 16 37.35 -28 28.3 21 17 04.57 -24 58.4 0.143 1.107 13.5 26 17 26.43 -21 22.0 May 1 17 43.33 -17 55.0 0.156 1.121 13.7 1982 March 19 (3679) Brian G. Marsden
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