C/2021 S1 (ATLAS) (Record n° 24065)
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 01 03h19 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 18.7 m2 standard deviation 0.2 Aperture radius used for m2 5.8 " r (dist/Sun) 6.245 AU d (dist/Earth) 6.183 AU Right ascension 06 56 01.37 h m s Declination +57 42 10.7 ° ' " 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 PCCP file updated 2021.10.01 07:17:01
AC2 fkugel@free.fr
COM Tail 1.8 arcmin PA 325°
COM Photometry aperture radius used for m2 = 5.8 arcsec (7 pixels, 0.83 arcsec/pix)
NET NOMAD
CK21S010 KC2021 10 01.13802 06 56 01.37 +57 42 10.7 18.9 V A77
CK21S010 KC2021 10 01.14254 06 56 01.52 +57 42 11.1 18.4 V A77
CK21S010 KC2021 10 01.14705 06 56 01.62 +57 42 10.6 18.7 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 -25 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 9x120s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Remarks or comments PCCP A10BpPq
Tail 1.8 arcmin PA 325° Observation submission date 2021 Oct 03 07h34m41s Observation modification date 2021 Oct 03 07h36m06s