C/2021 P4 (ATLAS) (Record n° 24229)
Orbital period : 5369.00 years
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 23 18h20 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 18.1 m2 standard deviation 0.1 Aperture radius used for m2 6.5 " r (dist/Sun) 3.908 AU d (dist/Earth) 3.289 AU Right ascension 23 17 17.40 h m s Declination +62 42 23.3 ° ' " MPC report COD C10
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK C10 2021.10.24 08:39:06
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK21P040 KC2021 10 23.76388 23 17 17.40 +62 42 23.3 18.0 R C10
CK21P040 KC2021 10 23.77590 23 17 15.99 +62 42 19.7 18.2 R C10
CK21P040 KC2021 10 23.78792 23 17 14.61 +62 42 16.0 18.0 R C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera ST8-XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount F60a AXIS INSTRUMENTS Autoguide Yes Exposure details 30 x 120s Observatory MPC code C10 Location Seine et Marne (77) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.62 "/pix Observation submission date 2021 Oct 24 08h41m34s Observation modification date 2021 Oct 24 09h43m26s