C/2021 A1 (Leonard) (Record n° 23394)
NASA/JPL elements
IAU/MPC elements
On 2021 May 27 22h35 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 17.6 m2 standard deviation 0.1 Aperture radius used for m2 6.5 " r (dist/Sun) 3.514 AU d (dist/Earth) 3.616 AU Right ascension 10 45 30.67 h m s Declination +57 52 16.2 ° ' " MPC report COD C10
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK C10 2021.05.28 07:48:00
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK21A010 KC2021 05 27.94076 10 45 30.67 +57 52 16.2 17.6 R C10
CK21A010 KC2021 05 27.95026 10 45 30.03 +57 52 10.2 17.7 R C10
CK21A010 KC2021 05 27.95976 10 45 29.40 +57 52 04.3 17.6 R C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera ST8-XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount F60a AXIS INSTRUMENTS Autoguide No Exposure details 45 x 60s Observatory MPC code C10 Location Seine et Marne (77) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.62 "/pix Observation submission date 2021 May 28 07h50m03s Observation modification date 2021 May 28 08h35m10s