C/2021 L3 (Borisov) (Record n° 24127)
NASA/JPL elements
IAU/MPC elements
On 2021 Oct 10 20h31 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 20.2 m2 standard deviation 0.1 Aperture radius used for m2 4.5 " r (dist/Sun) 8.491 AU d (dist/Earth) 8.363 AU Right ascension 18 27 02.03 h m s Declination +74 03 04.2 ° ' " 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 2021.10.10 23:42:49
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK21L030 KC2021 10 10.85460 18 27 02.03 +74 03 04.2 20.3 R L27
CK21L030 KC2021 10 10.86465 18 27 01.69 +74 03 00.6 20.1 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 12 x 120s 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 Oct 10 23h45m36s Observation modification date 2021 Oct 11 07h49m26s