Image of the day

Captured by
peter erdman

Unnamed Wisps

My Account

New to Astromart?

Register an account...

Need Help?

California deep widefield image

California deep widefield


Acquisition Details
  • Number of frames:
  • FPS:
  • Focal length:
  • CMI/CMII/CMIII:
Description

A deep widefield image of the California nebula to show the huge extend of its weak extended nebulosity. Nikon 400mm, STL11K camera, Barr Associates 4nm Ha filter, 7 hours exposure (30 minute subframes).