C/2020 R4 (ATLAS) (Record n° 23130)
Orbital period : 974.10 years
NASA/JPL elements
IAU/MPC elements
On 2021 Mar 28 03h26 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 11.7 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 15.3 m2 standard deviation 0.0 Aperture radius used for m2 5.8 " Coma diameter 5 ' Tail position angle
(PA) 265 ° r (dist/Sun) 1.117 AU d (dist/Earth) 1.034 AU Right ascension 20 00 35.11 h m s Declination -03 34 10.1 ° ' " 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 2021.03.28 07:57:21
AC2 fkugel@free.fr
NET NOMAD
CK20R040 C2021 03 28.14336 20 00 35.11 -03 34 10.1 15.3 V A77
CK20R040 C2021 03 28.14985 20 00 34.13 -03 33 57.3 15.3 V A77
CK20R040 C2021 03 28.15714 20 00 32.94 -03 33 44.8 11.7 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 -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 18x60s Observatory MPC code A77 Reference stars catalog NOMAD
Image resize factor 0.5 Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Mar 28 08h10m32s Observation modification date 2021 Mar 28 21h26m36s