------------------------------------------------------------------- THE ASTRONOMER Electronic Circular No 1499 2000 Feb 29 07.58UT 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 ------------------------------------------------------------------- 2000 DO1 T. B. Spahr, R. E. Hill, 0.41-m f/3 Schmidt + CCD of the Catalina Sky Survey (Station 703) report detection of an asteroid which is expected to brighten to a level which can be recorded with CCD's: Selected Observations: 2000 02 16.36976 11 37 46.48 +03 16 10.6 19.3 R 703 2000 02 16.38526 11 37 45.86 +03 16 06.6 19.2 R 703 2000 02 16.40072 11 37 45.16 +03 16 04.0 18.6 R 703 2000 02 16.41618 11 37 44.60 +03 16 01.3 19.1 R 703 2000 02 27.30959 11 21 37.88 +02 29 43.5 17.0 R 703 * 2000 02 27.32589 11 21 34.50 +02 29 37.5 16.8 R 703 2000 02 27.34198 11 21 31.11 +02 29 31.0 16.9 R 703 2000 02 27.35806 11 21 27.71 +02 29 24.9 17.0 R 703 Orbital elements: 2000 DO1 PHA 0.013 Epoch 2000 Feb. 6.0 TT = JDT 2451580.5 Williams M 312.40423 (2000.0) P Q n 0.57473588 Peri. 302.27578 +0.14971918 +0.98842921 a 1.4327063 Node 336.29877 -0.88557008 +0.12311485 e 0.6827723 Incl. 3.46985 -0.43971560 +0.08860268 P 1.71 H 20.5 G 0.15 >From 40 observations 2000 Feb. 16-28. Ephemeris: 2000 DO1 a,e,i = 1.43, 0.68, 3 q = 0.4545 Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2000 02 26 11 25.31 +02 37.9 0.172 1.157 165.7 12.2 17.7 2000 02 27 11 22.57 +02 32.1 0.159 1.145 167.2 11.0 17.5 2000 02 28 11 19.30 +02 25.6 0.146 1.134 168.9 9.7 17.2 2000 02 29 11 15.37 +02 18.1 0.133 1.122 170.6 8.3 16.9 2000 03 01 11 10.56 +02 09.1 0.120 1.110 172.4 6.8 16.6 2000 03 02 11 04.59 +01 58.3 0.107 1.098 174.0 5.4 16.3 2000 03 03 10 57.03 +01 44.7 0.095 1.086 175.0 4.6 16.0 2000 03 04 10 47.18 +01 27.2 0.082 1.074 174.1 5.4 15.7 2000 03 05 10 33.93 +01 03.5 0.070 1.061 171.1 8.3 15.4 2000 03 06 10 15.33 +00 30.3 0.059 1.049 166.0 13.2 15.2 2000 03 07 09 47.84 -00 18.9 0.048 1.037 158.5 20.6 15.0 2000 03 08 09 04.86 -01 34.8 0.038 1.024 146.9 32.0 14.8 2000 03 09 07 55.70 -03 28.5 0.030 1.012 128.7 50.0 14.8 2000 03 10 06 14.87 -05 37.5 0.026 0.999 102.7 75.9 15.2 2000 03 11 04 28.84 -06 43.4 0.029 0.987 75.4 103.0 16.5 2000 03 12 03 11.58 -06 38.5 0.036 0.974 55.4 122.9 18.3 M.P.E.C. 2000-D35 AQ CMI (Q2000/097) Chris Jones, Laindon, England reports an outburst of AQ CMi (UG) detected on 2000 Feb 28.8653UT at visual magnitude 14.8. Gary Poyner, Birmingham also observed it bright on Feb 28.8681UT at magnitude 14.6 visual. Guy M Hurst