C/2021 A1 (Leonard) (Record n° 24227)
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 24 04h35 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 12.9 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 14.9 m2 standard deviation 0.5 Aperture radius used for m2 5.8 " r (dist/Sun) 1.514 AU d (dist/Earth) 1.814 AU Right ascension 11 41 35.82 h m s Declination +35 30 36.3 ° ' " 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 2021.10.24 08:31:27
AC2 fkugel@free.fr
NET NOMAD
CK21A010 C2021 10 24.19069 11 41 35.82 +35 30 36.3 14.4 V A77
CK21A010 C2021 10 24.19881 11 41 36.39 +35 30 33.5 15.3 V A77
CK21A010 C2021 10 24.20691 11 41 36.93 +35 30 31.5 12.9 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 -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 21x60s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Oct 24 08h34m35s Observation modification date 2021 Oct 24 08h52m40s