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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 05h08 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Coma Total magnitude (m1)8.6
Aperture radius for m10.74 '
Magnitude (MPC m2)11
Magnitude standard deviation0.1
Aperture radius for m26 "
r (dist/Sun) 0.846 AU
d (dist/Earth) 0.326 AU
Right ascension220.66717 °
Declination+21.80117 °
MPC report
COD L27
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.25-m f/3.5 Newtonian reflector + CCD
ACK L27 2021.12.07 07:12:35
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
    CK21A010  C2021 12 07.21368 14 42 40.12 +21 48 04.2          11.0 R      L27
    CK21A010  C2021 12 07.21651 14 42 43.51 +21 47 38.0          11.0 R      L27
    CK21A010  C2021 12 07.21941 14 42 46.90 +21 47 13.5          11.0 R      L27
    CK21A010  C2021 12 07.22230 14 42 50.39 +21 46 47.2          11.1 R      L27
    CK21A010  C2021 12 07.22520 14 42 53.72 +21 46 21.3          11.1 R      L27
    CK21A010  C2021 12 07.23018 14 42 59.66 +21 45 36.3          11.0 R      L27
    CK21A010  C2021 12 07.23308 14 43 03.09 +21 45 09.5          11.1 R      L27
    CK21A010  C2021 12 07.23597 14 43 06.48 +21 44 44.0          11.0 R      L27
    CK21A010 KC2021 12 07.23861 14 43 09.15 +21 44 30.1           8.6 T      L27
    CK21A010  C2021 12 07.23887 14 43 09.93 +21 44 18.1          10.9 R      L27
Instrument typeNewton
Instrument aperture (0=naked eye)250 mm
Instrument focale length875 mm
Instrument focale/diameter3.5
FilterNone
CameraATIK 414-EX-
SensorCCD
Sensor temperature-15 °C
Binning1x1
MountPARAMOUNT-ME-
AutoguideNo
Exposure details20 x 1s
Observatory MPC codeL27
LocationDauban (04)
Reference stars catalog (ast)UCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.49 "/pix
Observation submission date2021 Dec 07 07h14m34s
Observation modification date2021 Dec 07 07h35m09s

(Record n° 24530)

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