C/2020 R4 (ATLAS) (Record n° 23118)
Orbital period : 4604.00 years
NASA/JPL elements
IAU/MPC elements
On 2021 Mar 25 03h28 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 17.3 m2 standard deviation 0.4 Aperture radius used for m2 5.8 " r (dist/Sun) 2.371 AU d (dist/Earth) 1.687 AU Right ascension 15 58 50.55 h m s Declination +16 16 00.8 ° ' " 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 2021.03.25 06:43:08
AC2 fkugel@free.fr
NET NOMAD
CK20S080 C2021 03 25.14416 15 58 50.55 +16 16 00.8 17.8 V A77
CK20S080 C2021 03 25.14822 15 58 49.81 +16 16 00.5 17.2 V A77
CK20S080 C2021 03 25.15227 15 58 49.15 +16 16 00.3 16.8 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 3x60s 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 21h27m11s