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C/2020 F3 (NEOWISE)

Orbital period : 6257.00 years

NASA/JPL elements
IAU/MPC elements


On 2020 Jul 26 22h12 UT by Nicolas Biver


(Copyright Nicolas Biver)

Coma Total magnitude (m1)4.7
Aperture radius used for m14.5 '
Nuclear magnitude (m2)8.8
Aperture radius used for m26 "
Coma diameter8.4 '
Coma condensation degree (DC)5
Tail length1 °
Tail position angle (PA)70 °
r (dist/Sun) 0.696 AU
d (dist/Earth) 0.704 AU
Right ascension11 34 17.4 h m s
Declination+37 50 59 ° ' "
Instrumental configurationConfig1
InstrumentDobson T407mm F/D 4.3
Instrument typeNewton
Instrument aperture (0=naked eye)407 mm
Instrument focale length1750 mm
Instrument focale/diameter4.29
Filter(s)None
CameraSony alpha 7s
SensorDC
Sensor size36x24 mm2
Sensor pixels number4248x2848
Sensor temperature13 °C
Binning2x2
MountDobson sur Table equatoriale JMI
MotorizationYes
AutoguideNo
Exposure total time27.5 s
Exposure details11*2.5s
Sky transparency (naked eye max mag)6
Seeing3
Moon phase80 °
Air mass2.9
LocationBoulonville (28)
Reference stars catalogAPASS
Used softwaresIRIS
Resulting picture sampling (scale)2 "/pix
Image processingbinning, flat,alignement, somme (images en raw)
Observation submission date2020 Aug 03 22h22m13s

(Record n° 22235)

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