M22 globular cluster

Image details

Instrument:

TMB 130/780 apo refractor with field flattener

Camera:

Home-modified Canon EOS 350D

Mount:

SkyWatcher EQ6

Guiding:

72/500 refractor, manual guiding

Exposure time, filters:

3x2, 4x3 min, ISO800

Location, date:

Ágasvár (Mount Matra), Hungary, 2006.06.25.

Observing conditions:

Transparency: 5/10, Seeing: 3/10, Temperature: +20°C

Processing:

Iris, Registar, Photoshop