Galaxie NGC 7741

The T-fighter galaxy ... on a bad seiing day !

Size 4,5'×2,9' & Mag 11,7

Notes techniques :

Camera Artemis 285 / Maxim DL

Telescope C8 / Reducteur Celestron 6.3

Monture CI-700 / PIC-ASTRO / Vexta & MXL .

Autoguidage sur lunette 80/400 / Vesta binned 2×2 / Astroart 3.0

Plaine d'Alsace a 15km de Strasbourg / Octobre 2006

Astrodon L type E : L=11×360s

Processing : Astroart / Photoshop

FWHM = 4,5" @ f=1234mm

Sky Background = 5,5 e/s

Average aspect 17% @ Size 75%