Blue Moon 

Photograph By:

© Alan Fowler 

Date Taken:

Friday, 31 July 2015 

Equipment Used:

0.558m reflector with paracorrector at prime focus, crossed polars, Canon 5D3. Tv mode, 15 frames, ISO 1000, 1/1000s, f/4.2, Tv mode 


Darks and frames stretched to 16bits, normalised, calibrated, registered and stacked (Sigmafit) in Regim(1). Mare regions enhanced with using blue gradient fill in Photoshop CS, simulating visual effect of crossed polars.