C/2017 D2 (Barros) (Record n° 18006)
Orbital period : 5851.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Jul 31 00h37 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 16.8 m2 standard deviation 0.2 Aperture radius used for m2 6.6 " r (dist/Sun) 2.492 AU d (dist/Earth) 1.513 AU Right ascension 21 46 37.29 h m s Declination -31 17 45.0 ° ' " MPC report COD A77
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.20-m f/4 Newtonian reflector + CCD
ACK MPCReport file updated 2017.07.31
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK17D020 KC2017 07 31.02538 21 46 37.29 -31 17 45.0 16.7 N A77
CK17D020 KC2017 07 31.04488 21 46 36.02 -31 17 31.1 16.7 N A77
CK17D020 KC2017 07 31.06510 21 46 34.75 -31 17 15.6 17.1 N A77
Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 800 mm Instrument focale/diameter 4 Filter(s) None Camera ATIK 314L+ Sensor CCD Sensor temperature -5 °C Binning 1x1 Mount Astronomy Equipment AEb Autoguide No Exposure details 60 x 60s Observatory MPC code A77 Location Dauban (04) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.65 "/pix Observation submission date 2017 Jul 31 05h56m40s Observation modification date 2017 Jul 31 06h23m31s