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71P/Clark

Orbital period : 5.56 years

NASA/JPL elements
IAU/MPC elements


On 2012 Sep 16 00h26 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)18
m2 standard deviation0.1
Aperture radius used for m28 "
r (dist/Sun) 2.772 AU
d (dist/Earth) 1.899 AU
Right ascension02 00 54.00 h m s
Declination+02 11 24.5 ° ' "
MPC report
COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.F. Soulier
MEA J.F. Soulier
TEL 0.300-m f/3 Newtonian reflector + CCD
ACK MPCReport file updated 2012.09.16
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-3
0071P         C2012 09 16.01795 02 00 54.00 +02 11 24.5          18.1 N      C10
0071P         C2012 09 16.02882 02 00 53.55 +02 11 21.6          18.0 N      C10
0071P         C2012 09 16.03954 02 00 53.07 +02 11 19.4          17.9 N      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length900 mm
Instrument focale/diameter3
CameraST7-XMEd
SensorCCD
Sensor size6.9 x 4.6 mm2
Sensor pixels number765 x 510
Sensor temperature-20 °C
Binning1x1
MountF60
AutoguideYes
Exposure total time1800 s
Exposure details15 X 120s
Seeing3
Moon elongation141 °
Air mass1.59
Observatory MPC codeC10
Location77
Reference stars catalogUCAC-3
Used softwaresASTROMETRICA
Resulting picture sampling (scale)2 "/pix
Image processingPRISMV8 LOG FC GIMP
Observation submission date2012 Sep 17 15h50m13s
Observation modification date2012 Sep 17 15h59m01s

(Record n° 7481)

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