C/2021 S1 (ATLAS) (Record n° 26491)
NASA/JPL elements
IAU/MPC elements
On 2022 Dec 16 07h42 UT by Jean-Louis Virlichie
(Copyright Jean-Louis Virlichie)Nuclear magnitude (m2) 18.7 m2 standard deviation 0.3 Aperture radius used for m2 5.6 " r (dist/Sun) 6.441 AU d (dist/Earth) 5.639 AU Right ascension 08 20 27.35 h m s Declination +25 03 45.8 ° ' " MPC report COD X03
CON J. L. Virlichie [jl.virlichie@gmail.com]
OBS J. L. Virlichie, P. Traverse, H. Roy, G. Houdin
MEA J. L. Virlichie
TEL 0.36-m f/4.8 reflector + CCD
NUM 3
ACK MPCReport file updated 2022.12.16 12:09:36
NET Gaia DR2
AC2 jl.virlichie@gmail.com
CK21S010 KC2022 12 16.32097 08 20 27.35 +25 03 45.8 18.4 G X03
CK21S010 KC2022 12 16.33211 08 20 27.00 +25 03 44.2 18.6 G X03
CK21S010 KC2022 12 16.34547 08 20 26.54 +25 03 41.6 19.0 G X03
Instrumental configuration Config1 Instrument ONTC 355 Instrument type Newton Instrument aperture (0=naked eye) 360 mm Instrument focale length 1728 mm Instrument focale/diameter 4.8 Filter(s) L Camera Moravian G3 KAF 16200 Sensor CCD Sensor size 27x21.6 mm2 Sensor pixels number 4500x3600 Sensor temperature -20 °C Binning 2x2 Mount SW EQ8 Autoguide Yes Exposure details 17x3mn Observatory MPC code X03 Location Poroto Chili Reference stars catalog Gaia DR2
Used softwares Tycho V8.0 Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2022 Dec 16 12h41m14s Observation modification date 2022 Dec 16 12h42m33s