------------------------------------------------------------------- THE ASTRONOMER Electronic Circular No 2313 2007 Mar 10 15.49UT 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 Backup: gmh@wdcc1.bnsc.rl.ac.uk WORLD WIDE WEB http://www.theastronomer.org ------------------------------------------------------------------- 2007 EH Timothy Spahr, Interim Director, Minor Planet Center, reports on M.P.E.C. 2007-E34 that during the Catalina Sky Survey (IAU station 703), a fast moving asteroid has been found by E. C. Beshore using the 0.68-m Schmidt + CCD on Mar 9.22959UT. The object has been confirmed with further measures by Peter Birtwhistle of Great Shefford (IAU station J95) using a 0.40-m f/6.0 Schmidt-Cassegrain and CCD, then at about magnitude 18.0. C2007 03 09.22959 10 52 54.80 +13 05 35.3 20.0 V EE034703 C2007 03 09.23771 10 52 55.52 +13 06 27.0 19.5 V EE034703 C2007 03 09.24586 10 52 56.20 +13 07 19.9 19.5 V EE034703 C2007 03 09.25392 10 52 56.92 +13 08 12.4 19.3 V EE034703 C2007 03 10.04362 10 58 33.26 +15 31 05.3 EE034J95 C2007 03 10.04600 10 58 34.59 +15 31 51.8 EE034J95 C2007 03 10.04833 10 58 35.93 +15 32 36.4 18.1 R EE034J95 C2007 03 10.06171 10 58 43.79 +15 36 57.8 EE034J95 C2007 03 10.06323 10 58 44.69 +15 37 27.8 EE034J95 C2007 03 10.06466 10 58 45.58 +15 37 56.3 18.0 R EE034J95 The following orbital elements and ephemeris have been issued by the Minor Planet Center: Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC M 356.02169 (2000.0) P Q n 0.31134713 Peri. 246.02245 -0.51785616 +0.85546227 a 2.1559539 Node 352.78673 -0.77578646 -0.47112035 e 0.6558075 Incl. 1.39147 -0.36052791 -0.21501142 P 3.17 H 27.7 G 0.15 U 6 Ephemeris: Date TT R. A. (2000) Decl. Delta r Elong. Phase V 2007 03 10.0 10 58.17 +15 25.4 0.0107 1.003 167.8 12.1 18.6 2007 03 10.1 10 59.52 +15 59.0 0.00972 1.002 167.3 12.5 18.4 2007 03 10.2 11 01.19 +16 40.1 0.00873 1.002 166.8 13.1 18.2 2007 03 10.3 11 03.30 +17 31.5 0.00775 1.001 166.1 13.8 17.9 2007 03 10.4 11 06.06 +18 37.9 0.00676 1.000 165.1 14.8 17.7 2007 03 10.5 11 09.81 +20 06.5 0.00578 0.999 163.8 16.1 17.4 2007 03 10.6 11 15.20 +22 10.5 0.00481 0.998 161.9 18.0 17.0 2007 03 10.7 11 23.54 +25 14.0 0.00385 0.997 158.9 21.1 16.7 2007 03 10.8 11 38.38 +30 14.7 0.00292 0.996 153.5 26.4 16.2 2007 03 10.9 12 11.42 +39 26.0 0.00204 0.995 142.9 37.0 15.7 2007 03 11.0 14 05.71 +56 08.9 0.00135 0.994 118.6 61.3 15.5 2007 03 11.1 19 30.08 +51 02.4 0.00121 0.993 74.0 105.9 17.0 2007 03 11.2 21 21.59 +25 33.7 0.00177 0.992 41.8 138.2 20.5 Further observations over the period of the above ephemeris would be welcomed. DK CASSIOPEIAE Jeremy Shears, Bunbury Observatory, has reported an outburst of DK Cassiopeiae, a star on the recurrent objects programme: 2007 Mar 9.814 15.6C Ian Miller confirms the outburst: 2007 Mar 9.825 15.4C Guy M Hurst