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: 19 May 2024
FOV: cropped to 45' × 30'; the angular size of M10 is about 20'
Telescope: Stellarvue SVX102T + SFFX-1 (737mm, f/7)
Guiding: ZWO ASI120MM mini mono guide camera,
Stellarvue F050G 50mm guide scope
Computer: ASIair pro Raspberry Pi
Mount: iOptron CEM40
Camera: ZWO ASI6200 Pro Cooled (-10°C) Color CMOS with gain 100
Pixel size: 3.76 μm
Resolution: 1.052 arcsec/pixel
Filter: none
Stacking: forty-one 240 second frames using Pixinsight
Calibration: 20 darks, 20 flats, and each session has 20 dark flats
Total Time: 2 hours 44 minutes
Processing: Pixinsight – DynCrop, SPCC, DBE, SPCC, BlurXT, NoiseXT,
HST, GHS, MStr, PMath add MStr + GHS + HST, Sat, DynCrop, Scale
Location: Darling Hill Observatory near Vesper, NY