------------------------------------------------------------------- THE ASTRONOMER Electronic Circular No 2391 2007 Nov 09 12.33UT 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 VN84 Astronomers of the Catalina Sky Survey report on MPEC 2007-V69 their detection of a fast-moving asteroid using the 0.68-m Schmidt + CCD: 2007 11 07.31748 03 03 48.78 +10 40 41.6 19.7 V EV069703 2007 11 07.33169 03 03 47.48 +10 40 39.1 20.7 V EV069703 2007 11 07.34591 03 03 46.22 +10 40 37.0 20.2 V EV069703 2007 11 07.36017 03 03 45.00 +10 40 34.6 20.2 V EV069703 2007 11 07.37247 03 03 43.94 +10 40 31.3 19.4 V EV069703 Peter Birtwhistle, Great Shefford, England (station J95) also reports follow-up astrometry: 2007 11 08.91330 03 03 52.38 +10 34 34.8 EV069J95 2007 11 08.91903 03 03 51.92 +10 34 34.0 EV069J95 2007 11 08.92350 03 03 51.57 +10 34 33.5 18.6 R EV069J95 The following orbital elements have appeared on MPEC: Epoch 2007 Oct. 27.0 TT = JDT 2454400.5 MPC M 302.66563 (2000.0) P Q n 0.76181070 Peri. 79.69236 -0.65353221 -0.75645089 a 1.1873297 Node 51.14851 +0.68070296 -0.60243373 e 0.3412776 Incl. 1.91562 +0.33096698 -0.25466771 P 1.29 H 26.3 G 0.15 U 9 The following ephemeris shows the object is predicted to pass within a minimum distance from the geocenter of 0.000081 AU (1.89 Earth radii) on Nov 13.844 UT. Date TT R. A. (2000) Decl. Delta r Elong.Phase V 2007 11 09.00 03 03.75 +10 37.9 0.0267 1.017 173.6 6.3 19.0 2007 11 10.00 03 03.65 +10 34.2 0.0212 1.011 173.5 6.4 18.4 2007 11 11.00 03 03.47 +10 28.3 0.0157 1.006 173.2 6.6 17.8 2007 11 12.00 03 03.10 +10 16.8 0.0102 1.000 172.7 7.2 16.9 2007 11 12.10 03 03.04 +10 14.9 0.00966 1.000 172.7 7.3 16.8 2007 11 12.20 03 02.98 +10 12.9 0.00912 0.999 172.6 7.3 16.6 2007 11 12.30 03 02.90 +10 10.6 0.00857 0.998 172.5 7.4 16.5 2007 11 12.40 03 02.82 +10 08.0 0.00802 0.998 172.4 7.5 16.4 2007 11 12.50 03 02.72 +10 05.0 0.00747 0.997 172.3 7.6 16.2 2007 11 12.60 03 02.61 +10 01.5 0.00692 0.997 172.2 7.7 16.0 2007 11 12.70 03 02.48 +09 57.4 0.00637 0.996 172.1 7.9 15.9 2007 11 12.80 03 02.33 +09 52.6 0.00583 0.996 172.0 8.0 15.7 2007 11 12.90 03 02.15 +09 46.8 0.00528 0.995 171.8 8.2 15.5 2007 11 13.00 03 01.92 +09 39.7 0.00473 0.994 171.6 8.3 15.2 2007 11 13.10 03 01.63 +09 30.7 0.00418 0.994 171.4 8.6 15.0 2007 11 13.20 03 01.26 +09 19.0 0.00363 0.993 171.1 8.8 14.7 2007 11 13.30 03 00.76 +09 03.1 0.00308 0.993 170.8 9.2 14.3 2007 11 13.40 03 00.04 +08 40.2 0.00253 0.992 170.3 9.7 13.9 2007 11 13.45 02 59.55 +08 24.7 0.00225 0.992 170.0 10.0 13.7 2007 11 13.50 02 58.93 +08 04.7 0.00198 0.992 169.6 10.4 13.4 2007 11 13.55 02 58.10 +07 38.2 0.00170 0.991 169.1 10.9 13.1 2007 11 13.60 02 56.99 +07 02.6 0.00142 0.991 168.4 11.6 12.8 2007 11 13.65 02 55.20 +06 05.0 0.00114 0.991 167.3 12.6 12.3 2007 11 13.70 02 52.31 +04 31.9 0.00087 0.990 165.6 14.4 11.8 2007 11 13.75 02 47.03 +01 40.0 0.00058 0.990 162.4 17.6 11.0 2007 11 13.80 02 32.24 -06 21.2 0.00028 0.990 153.6 26.4 9.7 2007 11 13.85 17 38.72 -56 21.8 0.00009 0.989 46.9 133.0 12.1 2007 11 13.90 15 09.68 -13 40.4 0.00044 0.989 4.5 175.5 2007 11 13.95 14 57.24 -07 09.4 0.00086 0.989 11.7 168.3 26.3 Guy M Hurst