M53 & NGC5053 Globular Cluster Duo Uploaded 4/13/23 Instrument: 10" f/3.9 Orion Astrograph Newtonian with Baader MPCC Mount: Astrophysics 1200 QMD CCD Camera: ATIK 16200 with Baader MPCC Guider: ASI120 w/80mm WO Zenithstar 81 piggyback refractor Exposure: 60m RGB Astronomik RGB Combine Ratio: 1: 0.9: 1.6 Location: Payson, Arizona, Elevation: 5150 ft. Sky: Seeing FWHM = 3 arcsec , Transparency 9/10 Outside Temperature: 45 F CCD Temperature: -30 C Image Processing Tools: Maxim DL6: Calibration, PixInsight: All Remaining processing, Production finishing: Photoshop CS2 HOME GALAXIES EMISSION NEBS REFLECTION NEBS COMETS GLOBULARS OPEN CLUST PLANETARIES LINKS |