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C/2021 A1 (Leonard)


NASA/JPL elements
IAU/MPC elements


On 2021 Nov 29 05h07 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)9.6
Aperture radius used for m10.4 '
Nuclear magnitude (m2)13.2
m2 standard deviation0.0
Aperture radius used for m25.8 "
Afrho636 cm
r (dist/Sun) 0.961 AU
d (dist/Earth) 0.593 AU
Right ascension13 07 49.49 h m s
Declination+30 54 15.4 ° ' "
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 2021.11.29 08:44:03
AC2 fkugel@free.fr
NET NOMAD
    CK21A010  C2021 11 29.21353 13 07 49.49 +30 54 15.4           9.6 T      A77
    CK21A010  C2021 11 29.22838 13 07 55.39 +30 53 52.0          13.2 V      A77
    CK21A010  C2021 11 29.23432 13 07 57.81 +30 53 42.5          13.2 V      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-25 °C
MountMeade-MCMT-TDM
Exposure details5x40s
Observatory MPC codeA77
Reference stars catalogNOMAD
Image resize factor0.4
Resulting picture sampling (scale)0.83 "/pix
Remarks or commentsAfrho (10000km)
Observation submission date2021 Nov 29 08h54m39s
Observation modification date2021 Nov 29 09h47m21s

(Record n° 24457)

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