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164P/Christensen

Orbital period : 6.98 years

NASA/JPL elements
IAU/MPC elements


On 2011 Dec 29 01h33 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)17.5
m2 standard deviation0.1
Aperture radius used for m28 "
r (dist/Sun) 2.519 AU
d (dist/Earth) 1.954 AU
Right ascension11 19 43.04 h m s
Declination+22 39 01.8 ° ' "
MPC report
COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.F. Soulier
MEA J.F. Soulier
TEL 0.255-m f/3.6 Newtonian reflector + CCD
ACK MPCReport file updated 2011.12.29
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0164P         C2011 12 29.06441 11 19 43.04 +22 39 01.8          17.4 N      C10
0164P         C2011 12 29.07059 11 19 43.12 +22 39 04.5          17.7 N      C10
0164P         C2011 12 29.08090 11 19 43.40 +22 39 09.2          17.7 N      C10
0164P         C2011 12 29.08865 11 19 43.52 +22 39 12.9          17.4 N      C10
0164P         C2011 12 29.09667 11 19 43.68 +22 39 16.5          17.5 N      C10
Instrument typeNewton
Instrument aperture (0=naked eye)254 mm
Instrument focale length900 mm
Instrument focale/diameter3.6
CameraST7-XMEd
SensorCCD
Sensor size6.9 x 4.6 mm2
Sensor pixels number765 x 510
Sensor temperature-25 °C
Binning1x1
MountPERL-VIXEN
AutoguideYes
Exposure total time2400 s
Exposure details20 x 120s
Seeing4
Moon elongation155 °
Air mass1.41
Observatory MPC codeC10
Location77
Reference stars catalogUSNO-B1.0
Used softwaresASTROMETRICA
Resulting picture sampling (scale)2.04 "/pix
Image processingPRISMV8 DDP GIMP
Observation submission date2011 Dec 30 22h26m51s
Observation modification date2011 Dec 30 22h37m46s

(Record n° 5446)

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