C/2021 A1 (Leonard) (Record n° 24184)
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 16 04h41 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 13.3 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 16 m2 standard deviation 0.1 Aperture radius used for m2 5.8 " r (dist/Sun) 1.635 AU d (dist/Earth) 2.048 AU Right ascension 11 33 00.58 h m s Declination +36 12 35.6 ° ' " 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 2021.10.16 08:05:48
AC2 fkugel@free.fr
NET NOMAD
CK21A010 C2021 10 16.19484 11 33 00.58 +36 12 35.6 15.9 V A77
CK21A010 C2021 10 16.19728 11 33 00.68 +36 12 35.9 16.1 V A77
CK21A010 C2021 10 16.20133 11 33 00.97 +36 12 34.8 13.3 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 Exposure details 9x60s Observatory MPC code A77 Reference stars catalog NOMAD
Image resize factor 0.5 Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Oct 16 08h11m26s Observation modification date 2021 Oct 16 18h49m02s