17P/Holmes (Record n° 2897)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2008 Mar 16 21h06 UT by Francois KugelNuclear magnitude (m2) 17.4 m2 standard deviation 0.1 r (dist/Sun) 3.041 AU d (dist/Earth) 3.181 AU Right ascension 04 12 58.72 h m s Declination +37 18 01.9 ° ' " 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 03 16.87898 04 12 58.72 +37 18 01.9 17.5 N A77
0017P C2008 03 16.88483 04 12 59.33 +37 18 01.1 17.3 N A77
0017P C2008 03 16.89258 04 12 59.90 +37 18 00.4 17.5 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 21h50m05s