17P/Holmes (Record n° 2834)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2007 Dec 28 18h53 UT by Francois KugelNuclear magnitude (m2) 16 m2 standard deviation 0.1 r (dist/Sun) 2.700 AU d (dist/Earth) 1.931 AU Right ascension 02 58 19.60 h m s Declination +44 35 45.5 ° ' " 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 28.78654 02 58 19.60 +44 35 45.5 16.0 N A77
0017P C2007 12 28.79045 02 58 19.62 +44 35 43.7 15.9 N A77
0017P C2007 12 28.79343 02 58 19.63 +44 35 42.0 16.0 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 21h48m16s