71P/Clark (Record n° 17845)
Orbital period : 5.56 years
NASA/JPL elements
IAU/MPC elements
On 2017 Jun 13 22h59 UT by Cyrille Calvet
(Copyright Cyrille Calvet )r (dist/Sun) 1.595 AU d (dist/Earth) 0.590 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) z' 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 4500 s Exposure details 15x5mn Sky transparency (naked eye max mag) 1.5 Seeing 4 Moon phase 0 ° 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/2017/06/la-comete-71-p-clark-nuit-du-13-au-14-juin-2017-une-heure-et-quinze-minute-d-exposition-15x5-minutes-avec-la-camera-zwo-asi-1600-mc Observation submission date 2017 Jun 17 17h22m50s