17P/Holmes (Record n° 2785)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2007 Nov 12 19h54 UT by Francois KugelNuclear magnitude (m2) 13 m2 standard deviation 0.1 r (dist/Sun) 2.510 AU d (dist/Earth) 1.624 AU Right ascension 03 32 13.52 h m s Declination +50 31 56.2 ° ' " 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 11 12.82890 03 32 13.52 +50 31 56.2 12.9 N A77
0017P C2007 11 12.83292 03 32 13.21 +50 31 55.5 13.1 N A77
0017P C2007 11 12.83954 03 32 12.64 +50 31 54.6 13.1 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 21h43m54s