421P/McNaught (Record n° 3142)
Orbital period : 11.43 years
NASA/JPL elements
IAU/MPC elements
On 2009 Nov 22 01h07 UT by Francois KugelNuclear magnitude (m2) 18.8 m2 standard deviation 0.2 r (dist/Sun) 1.834 AU d (dist/Earth) 1.635 AU Right ascension 22 01 20.32 h m s Declination -22 24 56.0 ° ' " MPC report COD I10
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS A.Maury ; F.Kugel ; F. Mallia
MEA F. Kugel
TEL 0.4-m f/8 Ritchey-Chretien + CCD
AC2 fkugel@wanadoo.fr
NET USNO-B1.0
PK09U040 C2009 11 22.04675 22 01 20.32 -22 24 56.0 18.8 N I10
PK09U040 C2009 11 22.04828 22 01 20.60 -22 24 54.7 19.0 N I10
PK09U040 C2009 11 22.04981 22 01 20.82 -22 24 52.5 18.6 N I10
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 3200 mm Instrument focale/diameter 8 Sensor CCD Observatory MPC code I10 Reference stars catalog USNO-B1.0
Observation submission date 2011 May 06 21h59m56s