NGC 6254 or Messier 10 in Ophiuchus
NGC 6254, M10, is a globular cluster of stars in Ophiuchus.
Hover over the picture for an annotated version
Date: 16 July 2022
FOV: cropped to 60' × 40'; the angular size of M10 is about 20'
Telescope: Stellarvue SVX102T + SFFX-1 (714mm, f/7)
Guiding: ZWO ASI120MM mini mono guide camera,
Stellarvue F050G 50mm guide scope
Computer: ASIair pro Raspberry Pi
Mount: iOptron CEM40
Camera: ZWO ASI071MC Pro Cooled (-10°C) Color CMOS with gain 240
Pixel size: 4.78 μm
Resolution: 1.337 arcsec/pixel
Filter: Baader Light Pollution Moonglow filter with IR cut
Stacking: Nine 240 second frames using Deep Sky Stacker
Total Time: 36 minutes
Processing: Pixinsight – SPCC, DBE, SPCC, BlurXT, NoiseXT, Mask, GHS,
PMath add Mask + GHS, HDR4, Sat, DynCrop, Scale
Location: Darling Hill Observatory near Vesper, NY