M13, first tests of the GSO 8

Jorge Garcia | all galleries >> Old Images >> Tecnical Issues > M13, first tests of the GSO 8" RC


	Jorge Garcia/NTO © 2010

SBIG STL-6303E C1,GSO-8 Ritchey Chretien
Three 300 seconds combined exposure.

FWHM: 3.5" Average full exif

other sizes: small medium large original auto

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