C/2021 A1 (Leonard) (Record n° 24017)
NASA/JPL elements
IAU/MPC elements
On 2021 Sep 24 04h05 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 13.2 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 15.4 m2 standard deviation 0.2 Aperture radius used for m2 5.8 " r (dist/Sun) 1.959 AU d (dist/Earth) 2.609 AU Right ascension 11 12 32.89 h m s Declination +38 29 11.7 ° ' " 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 A77 file updated 2021.09.24 08:38:48
AC2 fkugel@free.fr
NET NOMAD
CK21A010 C2021 09 24.16992 11 12 32.89 +38 29 11.7 15.5 V A77
CK21A010 C2021 09 24.17398 11 12 33.10 +38 29 10.3 15.2 V A77
CK21A010 C2021 09 24.17803 11 12 33.32 +38 29 08.6 13.2 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 12x60s Observatory MPC code A77 Reference stars catalog NOMAD
Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Sep 24 08h45m02s Observation modification date 2021 Sep 24 08h53m15s