C/2020 R4 (ATLAS) (Record n° 23214)
Orbital period : 974.10 years
NASA/JPL elements
IAU/MPC elements
On 2021 Apr 15 03h20 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 15.7 m2 standard deviation 0.3 Aperture radius used for m2 5.8 " r (dist/Sun) 1.261 AU d (dist/Earth) 0.556 AU Right ascension 18 21 39.82 h m s Declination +13 56 07.5 ° ' " 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 2021.04.15 09:04:49
AC2 fkugel@free.fr
NET NOMAD
CK20R040 C2021 04 15.13907 18 21 39.82 +13 56 07.5 15.9 V A77
CK20R040 C2021 04 15.14695 18 21 34.63 +13 56 54.1 15.9 V A77
CK20R040 C2021 04 15.15392 18 21 30.09 +13 57 35.6 15.2 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 15x30s Observatory MPC code A77 Reference stars catalog NOMAD
Image resize factor 0.5 Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Apr 15 09h13m44s Observation modification date 2021 May 01 12h16m10s