Traitement.

            Photoshop:

                        L :                   H alpha                                 100 %

                        R :                   S II                                          100 %

                                                H alpha                                 100 %

                        G :                   H alpha                                   39 %

                                                                O III                                          46 %

                                B :                         O III                                        100 %

Prétraitement.

            CCDsoft :

                                Nettoyages des pixels (hot / cold)

                DeepSkyStacker :

                        Offset :           9              images

                        Dark :             0              "              

                        Flat :               0              "

                                Empilement :  Kappa-Sigma clipping  3.00 / 3

            MaximDL :

                        Alignement :        L R G B

IC 1795

Cassiopée

Dimension :  20'

Magnitude :  7

Distance :     6.0 00  al

Exposition :

Total :    4h 05 '

Ha :       17 x 5 '  bin 1x1

OIII :     14 x 6 '

SII :       18 x 5 '

Equipement :

Newton 330/1500   F/D :4.5

Losmandy G11

SBIG ST8 XME       T -25°

        résolution : 1.2 arc/"

Filtres Astrodon 5nm :

 Ha OIII et SII

Acquisition :

Maxim DL

Autoguidage :

Maxim DL / Lodestar

Antares 200 mm

Traitement :

Iris offset

Photoshop

Lieu :

Triève