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C/2021 A1 (Leonard)


NASA/JPL elements
IAU/MPC elements


On 2021 May 08 19h59 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)18
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 3.735 AU
d (dist/Earth) 3.588 AU
Right ascension11 15 02.18 h m s
Declination+60 40 21.2 ° ' "
MPC report
COD A77
CON J.-G. Bosch [JGBosch@free.fr]
OBS F. Kugel,  J.-G.Bosch
MEA J.-G. Bosch
TEL 0.4-m f/2.8 reflector + CCD
ACK MPCReport file updated 2021.05.09 15:10:05
AC2 JGBosch@free.fr
NET UCAC-4
    CK21A010  C2021 05 08.83252 11 15 02.18 +60 40 21.2          18.1 R      A77
    CK21A010  C2021 05 08.83982 11 15 01.20 +60 40 17.6          18.0 R      A77
    CK21A010  C2021 05 08.84711 11 15 00.30 +60 40 14.3          18.0 R      A77
InstrumentNEWTON
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
CameraAtik 460ex
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details20x60s
Observatory MPC codeA77
LocationObs. Dauban A77
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 May 09 15h13m37s
Observation modification date2021 May 09 15h16m08s

(Record n° 23353)

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