C/2015 V2 (Johnson) (Record n° 17553)
NASA/JPL elements
IAU/MPC elements
On 2017 Apr 21 00h58 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 10.7 Aperture radius used for m1 0.82 ' Nuclear magnitude (m2) 12.8 m2 standard deviation 0.1 Aperture radius used for m2 8.2 " r (dist/Sun) 1.780 AU d (dist/Earth) 1.114 AU Right ascension 16 12 16.14 h m s Declination +46 20 15.9 ° ' " 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 2017.04.21
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK15V020 C2017 04 21.04050 16 12 16.14 +46 20 15.9 12.7 N A77
CK15V020 C2017 04 21.07365 16 12 12.86 +46 19 56.4 12.8 N A77
CK15V020 C2017 04 21.10542 16 12 09.10 +46 19 36.2 10.7 T 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 -15 °C Binning 1x1 Mount Astronomy Equipment AEb Autoguide No Exposure details 90 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 Apr 21 05h01m44s Observation modification date 2017 Apr 21 12h54m15s