C/2020 R4 (ATLAS) (Record n° 23117)
Orbital period : 974.10 years
NASA/JPL elements
IAU/MPC elements
On 2021 Mar 25 04h12 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 14.5 m2 standard deviation 0.1 Aperture radius used for m2 5.8 " r (dist/Sun) 1.099 AU d (dist/Earth) 1.120 AU Right ascension 20 07 40.85 h m s Declination -04 58 59.0 ° ' " 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 2021.03.25 06:43:08
AC2 fkugel@free.fr
NET NOMAD
CK20R040 C2021 03 25.17478 20 07 40.85 -04 58 59.0 14.5 V A77
CK20R040 C2021 03 25.17849 20 07 40.38 -04 58 53.3 14.4 V A77
CK20R040 C2021 03 25.18219 20 07 39.85 -04 58 46.9 14.6 V 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 -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 5x30s Observatory MPC code A77 Reference stars catalog NOMAD
Image resize factor 0.65 Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Mar 25 06h45m55s Observation modification date 2021 Mar 28 21h26m54s