17P/Holmes (Record n° 2898)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2008 Mar 19 19h31 UT by Francois KugelNuclear magnitude (m2) 17.5 m2 standard deviation 0.2 r (dist/Sun) 3.054 AU d (dist/Earth) 3.232 AU Right ascension 04 17 20.87 h m s Declination +37 11 31.7 ° ' " 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 03 19.81317 04 17 20.87 +37 11 31.7 17.3 N A77
0017P C2008 03 19.82105 04 17 21.58 +37 11 31.3 17.7 N A77
0017P C2008 03 19.82883 04 17 22.21 +37 11 29.4 17.6 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 21h50m26s