17P/Holmes (Record n° 3253)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2009 Jan 20 20h04 UT by Francois KugelNuclear magnitude (m2) 18.5 r (dist/Sun) 4.220 AU d (dist/Earth) 3.254 AU Right ascension 08 54 11.80 h m s Declination +26 38 02.4 ° ' " 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 C2009 01 20.83580 08 54 11.80 +26 38 02.4 18.5 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 22h03m18s