C/2021 A1 (Leonard) (Record n° 23995)
NASA/JPL elements
IAU/MPC elements
On 2021 Sep 22 04h02 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 13.4 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 16.5 m2 standard deviation 0.1 Aperture radius used for m2 5.8 " r (dist/Sun) 1.988 AU d (dist/Earth) 2.654 AU Right ascension 11 10 51.06 h m s Declination +38 43 07.3 ° ' " 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 2021.09.22 08:23:58
AC2 fkugel@free.fr
NET NOMAD
CK21A010 KC2021 09 22.16831 11 10 51.06 +38 43 07.3 16.4 V A77
CK21A010 KC2021 09 22.17236 11 10 51.26 +38 43 06.4 16.6 V A77
CK21A010 KC2021 09 22.17641 11 10 51.54 +38 43 04.3 13.4 T 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 -15 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 15x60s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Sep 22 08h27m53s Observation modification date 2021 Sep 22 08h32m14s