C/2020 R4 (ATLAS) (Record n° 23347)
Orbital period : 974.10 years
NASA/JPL elements
IAU/MPC elements
On 2021 May 08 21h51 UT by Jean-Benoit de Vanssay
(Copyright Jean-Benoit de Vanssay)Nuclear magnitude (m2) 14.2 m2 standard deviation 0.3 Aperture radius used for m2 8.75 " r (dist/Sun) 1.497 AU d (dist/Earth) 0.709 AU Right ascension 12 22 17.57 h m s Declination +30 15 59.7 ° ' " MPC report COD A58
OBS J. B. de Vanssay
MEA J. B. de Vanssay
TEL 0.16-m f/3.3 reflector + CCD
ACK MPCReport file updated 2021.05.09 02:37:25
AC2 jb.devanssay@gmail.com
NET UCAC-4
CK20R040 KC2021 05 08.91057 12 22 17.57 +30 15 59.7 13.9 R A58
CK20R040 KC2021 05 08.91667 12 22 14.61 +30 15 49.1 14.5 R A58
CK20R040 KC2021 05 08.92322 12 22 11.54 +30 15 38.1 14.3 R A58
Instrumental configuration Config1 Instrument E-160 Instrument type Newton Instrument aperture (0=naked eye) 160 mm Instrument focale length 528 mm Instrument focale/diameter 3.3 Filter(s) None Camera Atik 460EX Sensor CCD Sensor temperature -10 °C Binning 1x1 Mount G11 Motorization No Autoguide No Exposure total time 1200 s Exposure details 40x30s Sky transparency (naked eye max mag) 2 Observatory MPC code A58 Location Montgeron - France Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.75 "/pix Observation submission date 2021 May 09 02h43m04s Observation modification date 2021 May 09 02h48m03s