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C/2021 A1 (Leonard)


NASA/JPL elements
IAU/MPC elements


On 2021 Sep 24 04h05 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)13.2
Aperture radius used for m10.4 '
Nuclear magnitude (m2)15.4
m2 standard deviation0.2
Aperture radius used for m25.8 "
r (dist/Sun) 1.959 AU
d (dist/Earth) 2.609 AU
Right ascension11 12 32.89 h m s
Declination+38 29 11.7 ° ' "
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 2021.09.24 08:38:48
AC2 fkugel@free.fr
NET NOMAD
    CK21A010  C2021 09 24.16992 11 12 32.89 +38 29 11.7          15.5 V      A77
    CK21A010  C2021 09 24.17398 11 12 33.10 +38 29 10.3          15.2 V      A77
    CK21A010  C2021 09 24.17803 11 12 33.32 +38 29 08.6          13.2 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 details12x60s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Sep 24 08h45m02s
Observation modification date2021 Sep 24 08h53m15s

(Record n° 24017)

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