Home

C/2020 R4 (ATLAS)

Orbital period : 974.10 years

NASA/JPL elements
IAU/MPC elements


On 2021 Apr 23 21h37 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Coma Total magnitude (m1)11
Aperture radius used for m11.08 '
Nuclear magnitude (m2)12.4
m2 standard deviation0.0
Aperture radius used for m29.7 "
r (dist/Sun) 1.338 AU
d (dist/Earth) 0.464 AU
Right ascension16 06 07.15 h m s
Declination+29 01 58.4 ° ' "
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 2021.04.23 23:54:13
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
    CK20R040  C2021 04 23.90080 16 06 07.15 +29 01 58.4          12.4 R      C10
    CK20R040  C2021 04 23.90391 16 06 03.49 +29 02 13.9          12.4 R      C10
    CK20R040 KC2021 04 23.90401 16 06 03.18 +29 02 05.4          11.0 T      C10
    CK20R040  C2021 04 23.90722 16 05 59.61 +29 02 29.9          12.4 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
Binning2x2
MountF60a AXIS INSTRUMENTS
AutoguideNo
Exposure details30 x 15s
Observatory MPC codeC10
LocationSeine et Marne (77)
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)3.2 "/pix
Image processingPas de prétraitements
Observation submission date2021 Apr 23 23h56m27s
Observation modification date2021 Apr 24 17h30m10s

(Record n° 23271)

Home