Big Bubble Nebula

Ãlvaro Ibáñez Pérez

Daganzo de Arriba, Madrid, Spain

Telescope: TS115 Triplet APO 800mm f/7
Camera: Atik 460EX Mono
Filters: Baader Ha 7nm, Baader OIII 8,5nm
Mount: NEQ6 Pro II + EQMOD
Guider setup: Lunático EZG-60 + Lodestar
Exposure: Ha: 20x600s, OIII:10x600s

Bubble Nebula is a HII region emission nebula in the constellation Cassiopeia.

2014-10-18T00:00:00