17P/Holmes (Record n° 2820)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2007 Dec 18 21h02 UT by Francois KugelNuclear magnitude (m2) 15.6 m2 standard deviation 0.1 r (dist/Sun) 2.658 AU d (dist/Earth) 1.824 AU Right ascension 02 59 47.09 h m s Declination +46 13 18.0 ° ' " 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 18.87622 02 59 47.09 +46 13 18.0 15.5 N A77
0017P C2007 12 18.88153 02 59 46.95 +46 13 15.2 15.5 N A77
0017P C2007 12 18.88599 02 59 46.93 +46 13 12.4 15.7 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 21h47m25s