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C/2021 A1 (Leonard)


NASA/JPL elements
IAU/MPC elements


On 2021 Oct 16 04h41 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)13.3
Aperture radius used for m10.4 '
Nuclear magnitude (m2)16
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 1.635 AU
d (dist/Earth) 2.048 AU
Right ascension11 33 00.58 h m s
Declination+36 12 35.6 ° ' "
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS F. Kugel
MEA F. Kugel
TEL 0.4-m f/2.8 reflector + CCD
ACK A77 file updated 2021.10.16 08:05:48
AC2 fkugel@free.fr
NET NOMAD
    CK21A010  C2021 10 16.19484 11 33 00.58 +36 12 35.6          15.9 V      A77
    CK21A010  C2021 10 16.19728 11 33 00.68 +36 12 35.9          16.1 V      A77
    CK21A010  C2021 10 16.20133 11 33 00.97 +36 12 34.8          13.3 T      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik460ex
SensorCCD
Sensor temperature-20 °C
Binning1x1
Exposure details9x60s
Observatory MPC codeA77
Reference stars catalogNOMAD
Image resize factor0.5
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Oct 16 08h11m26s
Observation modification date2021 Oct 16 18h49m02s

(Record n° 24184)

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