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C/2021 P4 (ATLAS)

Orbital period : 5369.00 years

NASA/JPL elements
IAU/MPC elements


On 2022 Jun 24 20h45 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)11.9
Aperture radius used for m10.4 '
Nuclear magnitude (m2)13.5
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 1.233 AU
d (dist/Earth) 1.985 AU
Right ascension08 12 33.68 h m s
Declination+41 39 45.1 ° ' "
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 2022.06.25 07:35:34
AC2 fkugel@free.fr
NET NOMAD
    CK21P040  C2022 06 24.86453 08 12 33.68 +41 39 45.1          13.5 V      A77
    CK21P040  C2022 06 24.86870 08 12 34.54 +41 39 34.0          13.6 V      A77
    CK21P040  C2022 06 24.87333 08 12 35.67 +41 39 24.2          13.5 V      A77
    CK21P040  C2022 06 24.87749 08 12 36.61 +41 39 13.4          11.9 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-13 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details16x30s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2022 Jun 25 08h02m09s
Observation modification date2022 Jun 25 08h03m26s

(Record n° 25641)

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