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C/2021 P4 (ATLAS)

Orbital period : 5369.00 years

NASA/JPL elements
IAU/MPC elements


On 2022 Apr 30 19h51 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)12.9
Aperture radius used for m10.4 '
Nuclear magnitude (m2)14.9
m2 standard deviation0.0
Aperture radius used for m25.8 "
r (dist/Sun) 1.790 AU
d (dist/Earth) 2.337 AU
Right ascension03 28 49.81 h m s
Declination+59 23 13.5 ° ' "
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 MPCReport file updated 2022.05.01 10:33:49
AC2 fkugel@free.fr
NET NOMAD
    CK21P040 KC2022 04 30.82701 03 28 49.81 +59 23 13.5          14.9 V      A77
    CK21P040 KC2022 04 30.82944 03 28 50.54 +59 23 14.8          14.9 V      A77
    CK21P040 KC2022 04 30.83187 03 28 51.33 +59 23 14.8          12.9 T      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik460ex
SensorCCD
Sensor temperature-10 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details3x60s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2022 May 01 10h35m44s
Observation modification date2022 May 01 17h08m05s

(Record n° 25522)

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