C/2020 R4 (ATLAS) (Record n° 23237)
Orbital period : 974.10 years
NASA/JPL elements
IAU/MPC elements
On 2021 Apr 20 02h30 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 12.6 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 15.1 m2 standard deviation 0.3 Aperture radius used for m2 5.8 " r (dist/Sun) 1.308 AU d (dist/Earth) 0.481 AU Right ascension 17 14 54.84 h m s Declination +22 48 05.6 ° ' " 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 2021.04.20 07:06:10
AC2 fkugel@free.fr
NET NOMAD
CK20R040 C2021 04 20.10383 17 14 54.84 +22 48 05.6 14.7 V A77
CK20R040 C2021 04 20.10702 17 14 51.72 +22 48 27.1 15.3 V A77
CK20R040 C2021 04 20.11051 17 14 48.31 +22 48 49.7 15.4 V A77
CK20R040 C2021 04 20.11369 17 14 45.16 +22 49 10.2 12.6 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 Binning 1x1 Mount Meade-MCMT-TDM Exposure details 35x15s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Apr 20 07h08m51s Observation modification date 2021 May 01 11h57m28s