C/2021 P4 (ATLAS) (Record n° 24698)
Orbital period : 5369.00 years
NASA/JPL elements
IAU/MPC elements
On 2021 Dec 31 18h03 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 16.7 m2 standard deviation 0.2 Aperture radius used for m2 5.8 " r (dist/Sun) 3.167 AU d (dist/Earth) 2.983 AU Right ascension 22 38 11.86 h m s Declination +52 34 31.5 ° ' " 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 2021.12.31 22:18:31
AC2 fkugel@free.fr
NET NOMAD
CK21P040 KC2021 12 31.75186 22 38 11.86 +52 34 31.5 16.5 V A77
CK21P040 KC2021 12 31.76858 22 38 12.49 +52 34 24.7 16.7 V A77
CK21P040 KC2021 12 31.78528 22 38 13.16 +52 34 17.9 17.0 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 11x120s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Dec 31 22h43m33s Observation modification date 2022 Jan 01 12h03m04s