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C/2021 P4 (ATLAS)

Orbital period : 5369.00 years

NASA/JPL elements
IAU/MPC elements


On 2021 Oct 23 18h20 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)18.1
m2 standard deviation0.1
Aperture radius used for m26.5 "
r (dist/Sun) 3.908 AU
d (dist/Earth) 3.289 AU
Right ascension23 17 17.40 h m s
Declination+62 42 23.3 ° ' "
MPC report
COD C10
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK C10 2021.10.24 08:39:06
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
    CK21P040 KC2021 10 23.76388 23 17 17.40 +62 42 23.3          18.0 R      C10
    CK21P040 KC2021 10 23.77590 23 17 15.99 +62 42 19.7          18.2 R      C10
    CK21P040 KC2021 10 23.78792 23 17 14.61 +62 42 16.0          18.0 R      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1140 mm
Instrument focale/diameter3.8
Filter(s)None
CameraST8-XME
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountF60a AXIS INSTRUMENTS
AutoguideYes
Exposure details30 x 120s
Observatory MPC codeC10
LocationSeine et Marne (77)
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.62 "/pix
Observation submission date2021 Oct 24 08h41m34s
Observation modification date2021 Oct 24 09h43m26s

(Record n° 24229)

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