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C/2021 D2 (ZTF)


NASA/JPL elements
IAU/MPC elements


On 2021 Jul 27 20h43 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)18.1
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 3.503 AU
d (dist/Earth) 3.443 AU
Right ascension18 33 42.06 h m s
Declination+74 14 36.3 ° ' "
MPC report
COD A77
CON J.-G. Bosch [JGBosch@free.fr]
OBS J.-G.Bosch
MEA J.-G. Bosch
TEL 0.4-m f/2.8 reflector + CCD
ACK MPCReport file updated 2021.07.28 13:23:53
AC2 JGBosch@free.fr
NET UCAC-4
    CK21D020  C2021 07 27.86289 18 33 42.06 +74 14 36.3          18.2 R      A77
    CK21D020  C2021 07 27.86872 18 33 40.15 +74 14 37.7          18.1 R      A77
    CK21D020  C2021 07 27.87451 18 33 38.21 +74 14 39.6          18.0 R      A77
InstrumentNEWTON 400
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik 460ex
SensorCCD
Sensor temperature-10 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details12x1mn
Observatory MPC codeA77
Reference stars catalogUCAC-4
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Jul 28 13h25m28s
Observation modification date2021 Jul 28 14h22m06s

(Record n° 23679)

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