17P/Holmes (Record n° 2781)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2007 Nov 09 21h11 UT by Francois KugelNuclear magnitude (m2) 12.7 m2 standard deviation 0.1 r (dist/Sun) 2.498 AU d (dist/Earth) 1.621 AU Right ascension 03 35 50.66 h m s Declination +50 36 48.8 ° ' " 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 09.88240 03 35 50.66 +50 36 48.8 12.6 N A77
0017P C2007 11 09.88842 03 35 50.19 +50 36 47.2 12.7 N A77
0017P C2007 11 09.89379 03 35 49.75 +50 36 46.7 12.8 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 21h42m36s