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C/2021 C4 (ATLAS)


NASA/JPL elements
IAU/MPC elements


On 2021 Mar 08 07h42 UT by Pierre Traverse


(Copyright Pierre Traverse)

Nuclear magnitude (m2)18.4
m2 standard deviation0.2
Aperture radius used for m26 "
r (dist/Sun) 4.519 AU
d (dist/Earth) 4.019 AU
Right ascension14 32 14.72 h m s
Declination-42 46 45.6 ° ' "
MPC report
COD X03
CON P. Traverse [pierre.traverse@orange.fr]
OBS J. L. Virlichie, P. Traverse
MEA P. Traverse
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2021.03.08 18:52:49
AC2 pierre.traverse@orange.fr
NET UCAC-4
    CK21C040 KC2021 03 08.32050 14 32 14.72 -42 46 45.6          18.6 V      X03
    CK21C040 KC2021 03 08.32281 14 32 14.56 -42 46 45.0          18.4 V      X03
    CK21C040 KC2021 03 08.32665 14 32 14.27 -42 46 44.1          18.3 V      X03
    CK21C040 KC2021 03 08.32818 14 32 14.13 -42 46 43.6          18.2 V      X03
Instrumental configurationConfig1
InstrumentONTC 355mm
Instrument typeNewton
Instrument aperture (0=naked eye)350 mm
Instrument focale length1645 mm
Instrument focale/diameter4.7
Filter(s)L
CameraMoravian G3 16200
SensorCCD
Sensor pixels number4540x3640
Sensor temperature-20 °C
Binning2x2
MountSW EQ8
MotorizationYes
AutoguideYes
Exposure details8x2mn
Observatory MPC codeX03
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Observation submission date2021 Mar 08 19h17m07s
Observation modification date2021 Mar 08 19h20m50s

(Record n° 23035)

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