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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 07 03h52 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)8.6
Aperture radius for m10.4 '
Magnitude (MPC m2)12.4
Magnitude standard deviation0.1
Aperture radius for m25.8 "
Afrho601 cm
Afrho error7 cm
r (dist/Sun) 0.846 AU
d (dist/Earth) 0.326 AU
Right ascension220.41004 °
Declination+21.93011 °
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 2021.12.07 07:24:08
AC2 fkugel@free.fr
NET NOMAD
    CK21A010  C2021 12 07.16121 14 41 38.41 +21 55 48.4           8.6 T      A77
    CK21A010  C2021 12 07.17140 14 41 50.41 +21 54 19.5          12.4 V      A77
    CK21A010  C2021 12 07.17395 14 41 53.44 +21 53 55.9          12.3 V      A77
    CK21A010  C2021 12 07.17649 14 41 56.45 +21 53 34.6          12.3 V      A77
    CK21A010  C2021 12 07.17904 14 41 59.44 +21 53 12.2          12.5 V      A77
    CK21A010  C2021 12 07.18668 14 42 08.43 +21 52 04.6          12.4 V      A77
    CK21A010  C2021 12 07.20196 14 42 26.39 +21 49 48.6          12.4 V      A77
    CK21A010  C2021 12 07.20704 14 42 32.41 +21 49 03.0          12.4 V      A77
    CK21A010  C2021 12 07.21214 14 42 38.44 +21 48 16.7          12.4 V      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
FilterNone
CameraAtik460ex
SensorCCD
Sensor temperature-25 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details11x5s
Observatory MPC codeA77
Reference stars catalog (ast)NOMAD
Image resize factor0.5
Resulting picture sampling (scale)0.83 "/pix
Remarks or commentsAfrho (Vu) 10000km Bad seeing, Mistral
Observation submission date2021 Dec 07 07h27m06s
Observation modification date2021 Dec 07 08h53m21s

(Record n° 24531)

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