C/2021 A1 (Leonard) (Record n° 24378)
NASA/JPL elements
IAU/MPC elements
On 2021 Nov 16 04h59 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 10.5 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 13.2 m2 standard deviation 0.0 Aperture radius used for m2 5.8 " Coma diameter 9 ' r (dist/Sun) 1.159 AU d (dist/Earth) 1.059 AU Right ascension 12 17 04.90 h m s Declination +33 36 03.5 ° ' " 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 2021.11.16 07:14:47
AC2 fkugel@free.fr
NET NOMAD
CK21A010 C2021 11 16.20789 12 17 04.90 +33 36 03.5 13.2 V A77
CK21A010 C2021 11 16.21617 12 17 06.05 +33 36 00.6 13.2 V A77
CK21A010 C2021 11 16.22508 12 17 07.27 +33 35 57.4 10.5 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 3x45s Observatory MPC code A77 Reference stars catalog NOMAD
Image resize factor 0.5 Resulting picture sampling (scale) 0.83 "/pix Observation submission date 2021 Nov 16 07h29m20s Observation modification date 2021 Nov 16 07h31m01s