17P/Holmes (Record n° 2855)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2008 Jan 13 19h34 UT by Francois KugelNuclear magnitude (m2) 16.5 m2 standard deviation 0.1 r (dist/Sun) 2.768 AU d (dist/Earth) 2.140 AU Right ascension 03 02 56.62 h m s Declination +42 12 00.7 ° ' " 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 C2008 01 13.81547 03 02 56.62 +42 12 00.7 16.6 N A77
0017P C2008 01 13.82135 03 02 56.81 +42 11 58.2 16.4 N A77
0017P C2008 01 13.82911 03 02 57.08 +42 11 53.4 16.6 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 21h48m33s