Messier 10

10 final

Object:   M10 (NGC 6254) Date:               2018 August 6
Type:  Globular cluster
Constellation:           Ophiuchus Time & altitude:          21.20 UT     32º
Catalogue data: Seeing (5 high):                               2/5
            R.A:                16h 57m Transparency (5 high):                   3/5
            Dec:                -4º 06 Telescope:     0.5m f4.1  Dob.
            Magnitude     6.6 Eyepiece       8mm Ethos                x260
            Size (mins)    15 Filters:            None


Well resolved. Bright, presumably foreground stars, around the edge give it a boxy shape. There is not much concentration toward the core. The illumination is fairly even across the cluster.