M 3
Date:
Exposure:
FWHM:
Additional Notes:
February/March 2008
2.1 hours LRGB (80:14:14:21 min.)
2.7 - 3.2 arcsec
Telescope:
Mount:
Camera:
Filters:
18” f/3.7 Newtonian
Heavy Forkmount
SBIG ST10-XME
Astronomik Typ II.c LRGB
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