M8 Lagoon Nebula

Full Size about 9Mo

M8  informations

 Exposure:

L: 20 x 240 sec Bining 1x1

R: 6 x 200 sec Binning 2x2
G: 6 x 300 sec Binning 2x2
B: 6 x 360 sec Binning 2x2



Processing Astroart 4.0 + Gimp


15 Dark Binning1x1

45 Dark Binning 2x2 (200, 300, 360)

30 Bias (15 Binning 1x1 & 15 Binning 2x2)

15 Flat L_Binning1x1

15 Flat Red Binning 2x2

15 Flat Green Binning 2x2

15 Flat Blue Binning 2x2


Equipment used:

iOptron Versa 108Apochromatic Refractor OTA

Mount: Losmandy G11 with Gemini guided

 

Camera: SBIG ST-8300M + filter wheel

 

Conditions:  seeing... Date: 2013-08-06 to 2013-08-14



Type: Nebuleuse

Magnetude: 6

Distance: 5 200 annees Lumiere

Taille: 90 x 40 minutes d'arc

Type: Nebula

Magnitude: 6

about 5 200 light years distant

Size: 90 x 40 arc min