C/2021 A1 (Leonard) (Record n° 24440)
NASA/JPL elements
IAU/MPC elements
On 2021 Nov 27 03h29 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 11.2 Aperture radius used for m1 0.335 ' Nuclear magnitude (m2) 13.8 m2 standard deviation 0.0 Aperture radius used for m2 6 " r (dist/Sun) 0.991 AU d (dist/Earth) 0.665 AU Right ascension 12 55 20.88 h m s Declination +31 41 02.1 ° ' " 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 2021.11.27 07:51:17
AC2 fkugel@free.fr
NET USNO-B1.0
CK21A010 C2021 11 27.14527 12 55 20.88 +31 41 02.1 13.8 V A77
CK21A010 C2021 11 27.14870 12 55 21.97 +31 40 58.7 11.2 T A77
Instrumental configuration Config3 Instrument type Newton Instrument aperture (0=naked eye) 400 mm Instrument focale length 1120 mm Instrument focale/diameter 2.8 Filter(s) None Camera Atik490ex-color Sensor CCD Sensor temperature -25 °C Binning 1x1 Mount Meade-MCMT-TDM Exposure details 1x60s Observatory MPC code A77 Reference stars catalog USNO-B1.0
Image resize factor 0.37 Resulting picture sampling (scale) 0.67 "/pix Observation submission date 2021 Nov 27 07h54m24s Observation modification date 2021 Nov 27 07h55m16s