C/2021 A1 (Leonard) (Record n° 24327)
NASA/JPL elements
IAU/MPC elements
On 2021 Nov 09 05h09 UT by Francois Kugel
(Copyright Francois Kugel)Coma Total magnitude (m1) 10.4 Aperture radius used for m1 0.4 ' Nuclear magnitude (m2) 13.1 m2 standard deviation 0.1 Aperture radius used for m2 5.8 " r (dist/Sun) 1.268 AU d (dist/Earth) 1.301 AU Right ascension 12 03 18.76 h m s Declination +34 13 44.5 ° ' " 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 2021.11.09 06:35:15
AC2 fkugel@free.fr
NET USNO-B1.0
CK21A010 C2021 11 09.21489 12 03 18.76 +34 13 44.5 13.1 V A77
CK21A010 C2021 11 09.21813 12 03 19.10 +34 13 43.3 13.1 V A77
CK21A010 C2021 11 09.22138 12 03 19.41 +34 13 42.6 10.4 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) 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 USNO-B1.0
Resulting picture sampling (scale) 0.83 "/pix Image processing GR=0-25° Observation submission date 2021 Nov 09 06h38m52s Observation modification date 2021 Nov 09 07h47m33s