C/2020 R4 (ATLAS) (Record n° 22800)
Orbital period : 974.10 years
NASA/JPL elements
IAU/MPC elements
On 2020 Dec 26 17h16 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 13.7 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 16.1 m2 standard deviation 0.0 Aperture radius used for m2 5.8 " r (dist/Sun) 1.485 AU d (dist/Earth) 2.053 AU Right ascension 21 21 14.58 h m s Declination -19 30 08.6 ° ' " 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 2020.12.26 21:25:59
AC2 fkugel@free.fr
NET UCAC-4
CK20R040 KC2020 12 26.71930 21 21 14.58 -19 30 08.6 16.1 V A77
CK20R040 KC2020 12 26.72567 21 21 14.21 -19 30 07.1 13.7 T A77
Instrumental configuration Config2 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1120 mm Instrument focale/diameter 2.8 Filter(s) None Camera Atik460ex Sensor CCD Sensor temperature -25 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 15x45s Observatory MPC code A77 Reference stars catalog UCAC-4
Resulting picture sampling (scale) 0.83 "/pix Remarks or comments Bad seeing, mistral Observation submission date 2020 Dec 26 21h39m37s Observation modification date 2020 Dec 26 21h43m50s