C/2015 V2 (Johnson) (Record n° 17672)
NASA/JPL elements
IAU/MPC elements
On 2017 May 12 21h36 UT by Cyrille Calvet
(Copyright Cyrille Calvet )r (dist/Sun) 1.690 AU d (dist/Earth) 0.914 AU Instrumental configuration Config1 Instrument TS ED 110/770 Instrument type Refractor Instrument aperture (0=naked eye) 110 mm Instrument focale length 770 mm Instrument focale/diameter 7 Filter(s) None Camera ZWO 1600ASI MC cooled Sensor CCD Sensor size 17.7 x 13.4 mm2 Sensor pixels number 4656 x 3520 pixels Sensor temperature -25 °C Binning 1x1 Mount SW EQ6 progoto Motorization Yes Autoguide Yes Exposure total time 4200 s Exposure details 14x5mn Sky transparency (naked eye max mag) 3.5 Seeing 3 Location Tautavel 66720 France Resulting picture sampling (scale) 1.02 "/pix Image processing DSS URL for more information or pictures http://astronomiecyrille.over-blog.com/2017/05/comet-c/2015-v2-johnson-le-12-mai-2017.html?utm_source=_ob_share&utm_medium=_ob_facebook&utm_campaign=_ob_share_auto Observation submission date 2017 May 13 19h36m17s