17P/Holmes (Record n° 2780)
Orbital period : 6.93 years
NASA/JPL elements
IAU/MPC elements
On 2007 Nov 08 18h46 UT by Francois KugelNuclear magnitude (m2) 12.7 m2 standard deviation 0.1 r (dist/Sun) 2.494 AU d (dist/Earth) 1.621 AU Right ascension 03 37 11.09 h m s Declination +50 37 46.5 ° ' " 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 08.78184 03 37 11.09 +50 37 46.5 12.8 N A77
0017P C2007 11 08.78634 03 37 10.79 +50 37 46.5 12.8 N A77
0017P C2007 11 08.79014 03 37 10.49 +50 37 46.8 12.6 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 21h42m14s