C/2021 Q3 (ATLAS) (Record n° 24126)
Orbital period : 644.90 years
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 10 18h41 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 18.7 m2 standard deviation 0.0 Aperture radius used for m2 6 " r (dist/Sun) 5.265 AU d (dist/Earth) 5.241 AU Right ascension 15 17 58.51 h m s Declination +77 11 39.6 ° ' " MPC report COD L27
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.25-m f/3.5 Newtonian reflector + CCD
ACK L27 2021.10.10 22:33:06
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK21Q030 KC2021 10 10.77835 15 17 58.51 +77 11 39.6 18.7 R L27
CK21Q030 KC2021 10 10.79988 15 17 59.43 +77 11 33.2 18.7 R L27
CK21Q030 KC2021 10 10.82428 15 18 00.51 +77 11 26.1 18.7 R L27
Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 875 mm Instrument focale/diameter 3.5 Filter(s) None Camera ATIK 414-EX- Sensor CCD Sensor temperature -5 °C Binning 1x1 Mount PARAMOUNT-ME- Autoguide No Exposure details 60 x 120s Observatory MPC code L27 Location Dauban (04) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.49 "/pix Observation submission date 2021 Oct 10 22h35m10s Observation modification date 2021 Oct 10 22h43m31s