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C/2021 A1 (Leonard)


NASA/JPL elements
IAU/MPC elements


On 2021 Dec 14 16h56 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)5.8
Aperture radius used for m10.4 '
Nuclear magnitude (m2)6.3
Aperture radius used for m25.8 "
r (dist/Sun) 0.755 AU
d (dist/Earth) 0.241 AU
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)IR pro
CameraAtik460ex
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details5x3s
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Dec 14 20h53m38s
Observation modification date2021 Dec 14 20h54m38s

(Record n° 24598)

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