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C/2021 A1 (Leonard)

Perihelion distance : 0.61 AU
Inclination to ecliptic : 133 °
Eccentricity : 1

NASA/JPL elements
IAU/MPC elements


On 2021 Dec 09 05h27 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)7.1
Aperture radius for m12.9 '
Magnitude (MPC m2)10.1
Magnitude standard deviation0.1
Aperture radius for m228.85 "
Coma diameter18 '
r (dist/Sun) 0.818 AU
d (dist/Earth) 0.276 AU
Right ascension232.09729 °
Declination+15.39408 °
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS F. Kugel
MEA F. Kugel
TEL 0.076-m f/2.5 Camera lens + CCD
ACK A77 file updated 2021.12.09 07:42:17
AC2 fkugel@free.fr
NET USNO-SA2.0
    CK21A010  C2021 12 09.22708 15 28 23.35 +15 23 38.7           7.1 T      A77
    CK21A010  C2021 12 09.23333 15 28 33.04 +15 22 07.3          10.0 V      A77
    CK21A010  C2021 12 09.24058 15 28 44.25 +15 20 24.0          10.1 V      A77
Instrumental configurationConfig5
Instrument aperture (0=naked eye)76 mm
Instrument focale length193 mm
Instrument focale/diameter2.5
FilterNone
CameraAtik460ex
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade-MCMT
Exposure details3x30s
Observatory MPC codeA77
Reference stars catalog (ast)USNO-SA2.0
Image resize factor0.3
Resulting picture sampling (scale)5.77 "/pix
Observation submission date2021 Dec 09 07h48m02s
Observation modification date2021 Dec 09 08h30m07s

(Record n° 24544)

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