C/2020 R4 (ATLAS) (Record n° 23304)
Orbital period : 974.10 years
NASA/JPL elements
IAU/MPC elements
On 2021 May 01 20h18 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 12 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 14.1 m2 standard deviation 0.0 Aperture radius used for m2 5.8 " r (dist/Sun) 1.421 AU d (dist/Earth) 0.540 AU Right ascension 13 40 22.81 h m s Declination +33 06 24.7 ° ' " 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 2021.05.02 06:25:11
AC2 fkugel@free.fr
NET NOMAD
CK20R040 C2021 05 01.84618 13 40 22.81 +33 06 24.7 14.1 V A77
CK20R040 C2021 05 01.85178 13 40 17.84 +33 06 19.9 14.1 V A77
CK20R040 C2021 05 01.85837 13 40 11.89 +33 06 16.1 12.0 T A77
CK20R040 C2021 05 01.86323 13 40 07.60 +33 06 13.2 14.1 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 50x20s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 May 02 06h31m27s Observation modification date 2021 May 02 08h04m59s