C/2015 V2 (Johnson) (Record n° 17542)
NASA/JPL elements
IAU/MPC elements
On 2017 Apr 18 01h33 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma Total magnitude (m1) 10.9 Aperture radius used for m1 0.8 ' Nuclear magnitude (m2) 12.8 m2 standard deviation 0.0 Aperture radius used for m2 8.1 " r (dist/Sun) 1.796 AU d (dist/Earth) 1.146 AU Right ascension 16 16 42.50 h m s Declination +46 46 02.4 ° ' " MPC report COD C10
CON JEAN-FRANCOIS 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 MPCReport file updated 2017.04.18
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
CK15V020 C2017 04 18.06489 16 16 42.50 +46 46 02.4 12.8 N C10
CK15V020 C2017 04 18.08863 16 16 40.47 +46 45 51.8 12.8 N C10
CK15V020 C2017 04 18.11424 16 16 37.58 +46 45 38.8 10.9 T 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 -25 °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 2017 Apr 18 07h02m34s Observation modification date 2017 Apr 18 08h57m07s