Messier 22

22 final

Object:   M22 Date:               2018 August 2
Type:  Globular cluster
Constellation:           Sagittarius Time & altitude:          22.35 UT     14º
Catalogue data: Seeing (5 high):                               2/5
            R.A:                18h 36m Transparency (5 high):                   4/5
            Dec:                -23º 54 Telescope:     0.5m f4.1  Dob.
            Magnitude     5.1 Eyepiece       17mm Ethos              x120
            Size (mins)    24 Filters:            None


The shape of this cluster is a squashed pentagon, reminiscent of the Teapot asterism just S of it. There is a dense central core which is round. I’ve got coarse resolution into stars right across the cluster. The edges of the cluster are untidy, tattered.