C/2021 A1 (Leonard) (Record n° 24209)
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 19 04h39 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 13.1 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 15.7 m2 standard deviation 0.1 Aperture radius used for m2 5.8 " r (dist/Sun) 1.590 AU d (dist/Earth) 1.962 AU Right ascension 11 36 07.60 h m s Declination +35 56 24.9 ° ' " 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 2021.10.19 07:43:17
AC2 fkugel@free.fr
NET NOMAD
CK21A010 C2021 10 19.19344 11 36 07.60 +35 56 24.9 15.7 V A77
CK21A010 C2021 10 19.19750 11 36 07.87 +35 56 23.5 15.6 V A77
CK21A010 C2021 10 19.20155 11 36 08.10 +35 56 22.4 13.1 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 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 19 07h59m17s Observation modification date 2021 Oct 19 08h08m05s