C/2021 A1 (Leonard) (Record n° 23532)
NASA/JPL elements
IAU/MPC elements
On 2021 Jun 29 21h23 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 17.5 m2 standard deviation 0.1 Aperture radius used for m2 6 " r (dist/Sun) 3.116 AU d (dist/Earth) 3.619 AU Right ascension 10 28 03.81 h m s Declination +51 47 46.8 ° ' " MPC report COD L27
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.25-m f/3.5 Newtonian reflector + CCD
ACK L27 2021.06.30 07:56:22
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK21A010 KC2021 06 29.89086 10 28 03.81 +51 47 46.8 17.5 R L27
CK21A010 KC2021 06 29.90174 10 28 03.77 +51 47 39.5 17.4 R L27
CK21A010 KC2021 06 29.91261 10 28 03.80 +51 47 32.2 17.6 R L27
Instrument type Newton Instrument aperture (0=naked eye) 250 mm Instrument focale length 875 mm Instrument focale/diameter 3.5 Filter(s) None Camera ATIK 414-EX- Sensor CCD Sensor temperature -10 °C Binning 1x1 Mount PARAMOUNT-ME- Autoguide No Exposure details 60 x 60s Observatory MPC code L27 Location Dauban (04) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.49 "/pix Observation submission date 2021 Jun 30 07h59m11s Observation modification date 2021 Jun 30 08h31m36s