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C/2021 P4 (ATLAS)

Orbital period : 5369.00 years

NASA/JPL elements
IAU/MPC elements


On 2021 Oct 13 21h27 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) 4.011 AU
d (dist/Earth) 3.394 AU
Right ascension23 37 22.56 h m s
Declination+63 16 09.9 ° ' "
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 2021.10.14 15:09:15
AC2 JGBosch@free.fr
NET UCAC-4
    CK21P040  C2021 10 13.89400 23 37 22.56 +63 16 09.9          18.0 R      A77
    CK21P040  C2021 10 13.89984 23 37 21.87 +63 16 09.4          18.1 R      A77
    CK21P040  C2021 10 13.90564 23 37 21.25 +63 16 09.5          18.3 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
Binning1x1
MountMeade-MCMT-TDM
Exposure details15x60s
Observatory MPC codeA77
LocationDauban A77
Reference stars catalogUCAC-4
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Oct 14 15h12m56s
Observation modification date2021 Oct 14 18h01m25s

(Record n° 24160)

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