Comet 17P/Holmes

Image details

Instrument:

SkyWatcher 80/600ED at 400mm, f/5 (Vixen 0.67xED reducer)

Camera:

Home-modified Canon EOS 350D

Mount:

SkyWatcher EQ6 + Boxdörfer DynoStar

Guiding:

unguided

Exposure time, filters:

45x2,5 min, ISO 1600

Location, date:

Urak Asztala (Pilis) , 2007.12.05.

Observing conditions:

Transparency: 6/10, Seeing: 7/10, Temperature: -2°C

Processing:

Iris, Registar, Photoshop