------------------------------------------------------------------- THE ASTRONOMER Electronic Circular No 1440 1999 Sep 15 06.30UT Ed:Guy M Hurst, 16,Westminster Close, Kempshott Rise, Basingstoke, Hants, RG22 4PP,England.Telephone/FAX(01256)471074Int:+441256471074 INTERNET: GUY@TAHQ.DEMON.CO.UK GMH at AST.STAR.RL.AC.UK WORLD WIDE WEB http://www.demon.co.uk/astronomer ------------------------------------------------------------------- 1999 RQ36 M. Blythe, F. Shelly, M. Bezpalko, M. Elowitz. using a 1.0-m f/2.15 reflector + CCD of Lincoln Laboratory ETS, New Mexico (Site code 704) report discovery of a fast moving asteroid: 1999 09 11.40624 01 37 54.90 -27 04 27.5 15.1 704 1999 09 11.42149 01 38 00.18 -27 03 59.6 15.1 704 1999 09 11.43717 01 38 05.61 -27 03 30.2 15.3 704 1999 09 11.45212 01 38 10.83 -27 03 01.1 15.4 704 1999 09 11.46681 01 38 16.03 -27 02 32.4 15.2 704 Orbital elements: 1999 RQ36 PHA 0.001 Epoch 1999 Aug. 30.0 TT = JDT 2451420.5 Williams M 294.21519 (2000.0) P Q n 0.81560124 Peri. 64.72024 +0.39163818 -0.92011025 a 1.1345339 Node 2.23535 +0.80207228 +0.33921545 e 0.2071861 Incl. 6.00746 +0.45088756 +0.19578052 P 1.21 H 20.4 G 0.15 >From 59 observations 1999 Sept. 11-14. Ephemeris: Date TT R. A. (2000) Decl. Delta r Elong. Phase V 1999 09 09 01 23.36 -27 57.0 0.053 1.049 140.9 37.3 15.6 1999 09 10 01 28.89 -27 37.5 0.049 1.046 140.4 37.8 15.5 1999 09 11 01 35.15 -27 13.2 0.046 1.042 139.9 38.5 15.3 1999 09 12 01 42.28 -26 42.7 0.042 1.039 139.2 39.3 15.2 1999 09 13 01 50.52 -26 04.4 0.039 1.036 138.3 40.3 15.0 1999 09 14 02 00.13 -25 15.6 0.035 1.032 137.2 41.5 14.8 1999 09 15 02 11.48 -24 12.8 0.032 1.029 135.7 43.0 14.7 1999 09 16 02 25.05 -22 50.8 0.029 1.026 133.9 45.0 14.5 1999 09 17 02 41.46 -21 02.1 0.026 1.023 131.4 47.5 14.3 1999 09 18 03 01.54 -18 36.1 0.023 1.019 128.1 50.9 14.1 1999 09 19 03 26.27 -15 17.8 0.020 1.016 123.6 55.5 14.0 1999 09 20 03 56.71 -10 49.7 0.018 1.013 117.5 61.6 13.9 1999 09 21 04 33.66 -04 57.5 0.016 1.010 109.4 69.8 13.9 1999 09 22 05 16.96 +02 12.4 0.015 1.006 99.4 79.7 14.1 1999 09 23 06 04.72 +09 55.7 0.015 1.003 88.4 90.8 14.5 1999 09 24 06 53.27 +17 00.7 0.015 1.000 77.8 101.3 15.0 1999 09 25 07 38.59 +22 34.5 0.017 0.997 68.9 110.2 15.7 1999 09 26 08 18.04 +26 28.4 0.019 0.994 62.0 117.1 16.4 M.P.E.C. 1999-R44 Guy M Hurst