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C/2021 A1 (Leonard)


NASA/JPL elements
IAU/MPC elements


On 2021 Sep 22 04h02 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)13.4
Aperture radius used for m10.4 '
Nuclear magnitude (m2)16.5
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 1.988 AU
d (dist/Earth) 2.654 AU
Right ascension11 10 51.06 h m s
Declination+38 43 07.3 ° ' "
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 2021.09.22 08:23:58
AC2 fkugel@free.fr
NET NOMAD
    CK21A010 KC2021 09 22.16831 11 10 51.06 +38 43 07.3          16.4 V      A77
    CK21A010 KC2021 09 22.17236 11 10 51.26 +38 43 06.4          16.6 V      A77
    CK21A010 KC2021 09 22.17641 11 10 51.54 +38 43 04.3          13.4 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-15 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details15x60s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Sep 22 08h27m53s
Observation modification date2021 Sep 22 08h32m14s

(Record n° 23995)

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