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C/2021 P4 (ATLAS)

Orbital period : 5369.00 years

NASA/JPL elements
IAU/MPC elements


On 2021 Nov 25 17h28 UT by Francois Kugel


(Copyright Francois Kugel)

Nuclear magnitude (m2)17.8
m2 standard deviation0.2
Aperture radius used for m24.69 "
r (dist/Sun) 3.559 AU
d (dist/Earth) 3.073 AU
Right ascension22 34 40.63 h m s
Declination+57 59 28.1 ° ' "
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS F. Kugel
MEA F. Kugel
TEL 0.4-m f/2.8 reflector + CCD
ACK A77 file updated 2021.11.25 20:09:01
AC2 fkugel@free.fr
NET USNO-B1.0
    CK21P040  C2021 11 25.72798 22 34 40.63 +57 59 28.1          17.6 V      A77
    CK21P040  C2021 11 25.74195 22 34 40.44 +57 59 23.6          18.0 V      A77
Instrumental configurationConfig3
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1137 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik490ex-color
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details1x120s
Observatory MPC codeA77
Reference stars catalogUSNO-B1.0
Resulting picture sampling (scale)0.67 "/pix
Observation submission date2021 Nov 25 20h11m21s
Observation modification date2021 Nov 25 20h44m22s

(Record n° 24431)

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