Saturday 23 November 2013

The Soul and Veil Nebulae

NGC 6960 The Veil Nebula.
This image was taken under clear bright moon light conditions. An 80mm refractor was used , PHD auto guiding , and an Atik 383L mono CCD camera . Ten minute sub frames were captured with matching dark frames.The exposure times were 80 minutes using a H-alpha filter, 30 minutes using an O111 filter and ten minutes for each  [RGB] colour filter:


IC1848 The Soul Nebula.
This image was taken using a 80mm refractor , PHD auto guiding and an ATIK 383L mono CCD camera.Ten minute sub frames with matching dark frames were captured. The luminance exposure times were sixty minutes using a O111 filter and one hundred and twenty minutes using a H-alpha filter. These data were combined with the colour information captured using RGB filters with exposure times of twenty minutes for each filter: