C/2021 A1 (Leonard) (Record n° 23244)
NASA/JPL elements
IAU/MPC elements
On 2021 Apr 20 01h09 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 17.9 m2 standard deviation 0.1 Aperture radius used for m2 6.5 " r (dist/Sun) 3.940 AU d (dist/Earth) 3.582 AU Right ascension 11 59 09.19 h m s Declination +61 50 06.1 ° ' " 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 2021.04.20 09:21:14
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK21A010 KC2021 04 20.04807 11 59 09.19 +61 50 06.1 17.8 R C10
CK21A010 KC2021 04 20.06016 11 59 07.28 +61 50 06.0 17.9 R C10
CK21A010 KC2021 04 20.07225 11 59 05.33 +61 50 05.7 17.9 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 Yes Exposure details 30 x 120s 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 Apr 20 10h52m15s Observation modification date 2021 Apr 20 10h53m10s