Bubble Nebulae

[Dark Horizon]

This was imaged over the last few clear nights. 

Equipment: 102ED APO, 0.6x FF/reducer, 12nm Astronomik Ha filter and the Atik 428ex.

Guiding with a 60mm Primaluce Lab guidscope and Altair GP130. 

Mount: SW AZ-EQ6.

Exposure: 3h30m in 15min subs.

24 x Darks

No flats or Bias calibration. 

Tweeked in photoshop.

Edited July 3, 2019 by Dark Horizon

[Rodd]

Sharp--will you be adding OIII/SII?

Rodd

[Dark Horizon]

At some point I will be redoing the whole project as I have recenly had it bought to my attention that my spacing between CCD and Flattner / Reducer is out by around 14mm. 

But yes, I'll be going for a colour image.