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62P/Tsuchinshan

Orbital period : 6.16 years

NASA/JPL elements
IAU/MPC elements


On 2023 Nov 25 05h53 UT by Nicolas Biver


(Copyright Nicolas Biver)

Coma Total magnitude (m1)9.7
Aperture radius used for m14.5 '
Nuclear magnitude (m2)14.3
Aperture radius used for m26 "
Coma diameter8.0 '
Coma condensation degree (DC)3
Tail length0.02 °
Tail position angle (PA)280 °
Afrho116 cm
Afrho error4 cm
r (dist/Sun) 1.316 AU
d (dist/Earth) 0.641 AU
Instrumental configurationConfig1
InstrumentDobson 407mm 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 alpha7S
SensorDC
Sensor size36*24 mm2
Sensor pixels number4240*2832
Sensor temperature2 °C
Binning2x2
Mountdobson sur table equatoriale JMI
MotorizationYes
AutoguideNo
Exposure total time90 s
Exposure details25x1.6+30x1.3s
Sky transparency (naked eye max mag)5
Seeing3
Moon phase30 °
Moon elongation180 °
Air mass1.3
LocationBoulonville
Reference stars catalogAPASS
Used softwaresIRIS
Resulting picture sampling (scale)2 "/pix
Image processingbinning, flat, alignement, somme, retrait gradient
Remarks or commentsciel bleu de jour levant Afrho couche R 40s en RAW
Observation submission date2023 Dec 04 14h13m21s

(Record n° 27915)

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