17P/Holmes (Record n° 2808)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2007 Dec 07 18h12 UT by Francois KugelNuclear magnitude (m2) 15.1 m2 standard deviation 0.1 r (dist/Sun) 2.612 AU d (dist/Earth) 1.731 AU Right ascension 03 05 44.79 h m s Declination +47 59 49.5 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.5-m f/3 reflector + CCD
AC2 fkugel@wanadoo.fr
NET USNO-B1.0
0017P C2007 12 07.75859 03 05 44.79 +47 59 49.5 15.1 N A77
0017P C2007 12 07.76210 03 05 44.63 +47 59 47.7 15.1 N A77
0017P C2007 12 07.76653 03 05 44.44 +47 59 45.8 15.0 N A77
Instrument type Newton Instrument aperture (0=naked eye) 500 mm Instrument focale length 1500 mm Instrument focale/diameter 3 Sensor CCD Observatory MPC code A77 Reference stars catalog USNO-B1.0
Observation submission date 2011 May 06 21h47m09s