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C/2021 A1 (Leonard)


NASA/JPL elements
IAU/MPC elements


On 2021 Dec 18 17h10 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)5.1
Aperture radius used for m11 '
Coma diameter2.5 '
r (dist/Sun) 0.709 AU
d (dist/Earth) 0.324 AU
Instrumental configurationConfig7
Instrument typeCamera lens
Instrument aperture (0=naked eye)55 mm
Instrument focale length135 mm
Instrument focale/diameter2.45
Filter(s)None
Camera350D
SensorDC
Binning1x1
Mountnone
Exposure details1x2.5s
Location04 Banon
Used softwaresPRISM
Resulting picture sampling (scale)9.5 "/pix
Observation submission date2021 Dec 18 21h03m12s
Observation modification date2021 Dec 20 16h17m30s

(Record n° 24629)

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