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C/2008 FK75 (Lemmon-Siding Spring)


NASA/JPL elements
IAU/MPC elements


On 2010 May 17 22h38 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)16.5
Aperture radius used for m26 "
r (dist/Sun) 4.642 AU
d (dist/Earth) 4.129 AU
Right ascension18 01 02.82 h m s
Declination+36 20 08.3 ° ' "
Instrument typeNewton
Instrument aperture (0=naked eye)254 mm
Instrument focale length1200 mm
Instrument focale/diameter4.72
CameraST7-XMEd
SensorCCD
Sensor size6.9X4.6 mm2
Sensor pixels number765X510
Sensor temperature-25 °C
Binning1x1
MountPERL-VIXEN
AutoguideYes
Exposure total time840 s
Exposure details7X120s
Sky transparency (naked eye max mag)0
Seeing3
Moon elongation120 °
Air mass1.15
Observatory MPC codeC10
Location77
Reference stars catalogUSNOB1.0
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.54 "/pix
Image processingPRISMV6 APE
Observation submission date2010 May 18 16h46m22s
Observation modification date2010 May 18 16h58m09s

(Record n° 407)

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