C/2015 V2 (Johnson) (Record n° 17608)
NASA/JPL elements
IAU/MPC elements
On 2017 May 02 22h34 UT by Etienne Bertrand
(Copyright Etienne Bertrand)Spectrum .fit Download Spectrum resolution 514 dL/L r (dist/Sun) 1.728 AU d (dist/Earth) 1.002 AU Instrument C8 redx0.63 Instrument type Schmidt-Cassegrain Instrument aperture (0=naked eye) 200 mm Instrument focale length 1260 mm Instrument focale/diameter 6.3 Spectrometer Alpy Camera Atik414EX Sensor CCD Sensor pixels number 1392 x 1040 Sensor temperature -10 °C Binning 1x1 Mount NEQ6 Autoguide Yes Exposure total time 4514 s Location Vaux sur Mer Used softwares ISIS Observation submission date 2017 May 03 02h19m29s