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C/2021 A7 (NEOWISE)


NASA/JPL elements
IAU/MPC elements


On 2021 Feb 12 00h45 UT by Jean-Louis Virlichie


(Copyright Jean-Louis Virlichie)

Nuclear magnitude (m2)17
m2 standard deviation0.1
Aperture radius used for m25.6 "
r (dist/Sun) 2.683 AU
d (dist/Earth) 2.423 AU
Right ascension05 55 17.80 h m s
Declination-58 41 27.7 ° ' "
MPC report
COD X03
CON Jean-Louis Virlichie [jl.virlichie@gmail.com]
OBS J. L. Virlichie, P. Traverse
MEA J. L. Virlichie
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2021.02.12 11:46:39
AC2 jl.virlichie@gmail.com
NET Gaia DR2
    CK21A070  C2021 02 12.03130 05 55 17.80 -58 41 27.7          16.9 G      X03
    CK21A070 KC2021 02 12.03435 05 55 17.78 -58 41 23.1          17.0 G      X03
    CK21A070  C2021 02 12.04050 05 55 17.56 -58 41 14.6          17.2 G      X03
    CK21A070  C2021 02 12.05568 05 55 17.24 -58 40 53.2          17.0 G      X03
Instrumental configurationConfig1
InstrumentONTC 355
Instrument typeNewton
Instrument aperture (0=naked eye)350 mm
Instrument focale length1645 mm
Instrument focale/diameter4.7
Filter(s)L
CameraMoravian G3 KAF 16200
SensorCCD
Sensor size27x21.6 mm2
Sensor pixels number4500x3600
Sensor temperature-20 °C
Binning2x2
MountSW EQ8
MotorizationNo
AutoguideYes
Exposure details5x2mn
Observatory MPC codeX03
LocationPoroto Chili
Reference stars catalogGaia DR2
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Observation submission date2021 Feb 12 12h00m02s
Observation modification date2021 Feb 12 12h01m30s

(Record n° 22959)

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