C/2020 R4 (ATLAS) (Record n° 23188)
Orbital period : 974.10 years
NASA/JPL elements
IAU/MPC elements
On 2021 Apr 08 03h44 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 12.4 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 15.8 m2 standard deviation 0.3 Aperture radius used for m2 5.8 " r (dist/Sun) 1.199 AU d (dist/Earth) 0.723 AU Right ascension 19 17 30.09 h m s Declination +04 35 12.8 ° ' " 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 2021.04.08 07:39:34
AC2 fkugel@free.fr
NET NOMAD
CK20R040 C2021 04 08.15567 19 17 30.09 +04 35 12.8 16.1 V A77
CK20R040 C2021 04 08.15891 19 17 28.93 +04 35 23.9 15.5 V A77
CK20R040 C2021 04 08.16076 19 17 28.35 +04 35 31.3 12.4 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 12x30s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Apr 08 07h45m20s Observation modification date 2021 Apr 08 08h31m12s