C/2021 A1 (Leonard) (Record n° 24265)
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 29 04h51 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 12.4 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 13.8 m2 standard deviation 0.2 Aperture radius used for m2 5.8 " Afrho 431 cm Afrho error 5 cm r (dist/Sun) 1.438 AU d (dist/Earth) 1.660 AU Right ascension 11 47 32.39 h m s Declination +35 05 58.7 ° ' " 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 MPCReport file updated 2021.10.29 08:21:24
AC2 fkugel@free.fr
NET NOMAD
CK21A010 C2021 10 29.20193 11 47 32.39 +35 05 58.7 13.6 V A77
CK21A010 C2021 10 29.20437 11 47 32.59 +35 05 57.9 13.9 V A77
CK21A010 C2021 10 29.20923 11 47 33.03 +35 05 55.8 12.4 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) IR pro Camera Atik460ex Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 1x60s 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 29 08h47m10s Observation modification date 2021 Oct 29 10h43m26s