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C/2020 R4 (ATLAS)

Orbital period : 974.10 years

NASA/JPL elements
IAU/MPC elements


On 2021 May 04 00h16 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Coma Total magnitude (m1)10.8
Aperture radius used for m11.65 '
Nuclear magnitude (m2)13.5
m2 standard deviation0.0
Aperture radius used for m210 "
r (dist/Sun) 1.453 AU
d (dist/Earth) 0.605 AU
Right ascension13 10 57.49 h m s
Declination+32 29 00.0 ° ' "
MPC report
COD L27
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.20-m f/4 Newtonian reflector + CCD
ACK L27 2021.05.04 10:08:37
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
    CK20R040  C2021 05 04.01117 13 10 57.49 +32 29 00.0          13.5 N      L27
    CK20R040 KC2021 05 04.01294 13 10 57.32 +32 28 36.1          10.8 T      L27
    CK20R040  C2021 05 04.01471 13 10 54.84 +32 28 55.2          13.5 N      L27
    CK20R040  C2021 05 04.01844 13 10 52.07 +32 28 50.1          13.5 N      L27
    CK20R040  C2021 05 04.02216 13 10 49.29 +32 28 45.3          13.5 N      L27
    CK20R040  C2021 05 04.02589 13 10 46.53 +32 28 40.2          13.5 N      L27
    CK20R040  C2021 05 04.02962 13 10 43.76 +32 28 35.3          13.5 N      L27
Instrument typeNewton
Instrument aperture (0=naked eye)200 mm
Instrument focale length800 mm
Instrument focale/diameter4
Filter(s)None
CameraATIK 314L+
SensorCCD
Sensor temperature-10 °C
Binning2x2
MountAstronomy Equipment - b
AutoguideNo
Exposure details100 x 15s
Observatory MPC codeL27
LocationDauban (04)
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)3.3 "/pix
Image processingPas de prétraitements
Observation submission date2021 May 04 10h10m43s
Observation modification date2021 May 04 11h59m25s

(Record n° 23321)

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