Wednesday, May 30, 2018

returned to 70 Oph (Halifax)

Charged the BGO robot with imaging the binary system 70 Ophiuchi (aiming at GSC 00434 02340). I intend to return to this target every year, so to watch it move...

binary system 70 Oph in luminance

Luminance only, ½ second subexposures, 20 stacked shots. FITS Liberator, GIMP. North is up; east is left.

24 Aug '16 (with a reprocessed detailed image)
19 Jul '17

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Wikipedia link: 70 Ophiuchi.

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Annual image log:

2016 Aug
2017 Jul
2018 May < you are here
2019 May
2020 May

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