Exposure data
Optics: Pentax Asahi 200mm @ f/4
Camera: SBIG ST8300M
Filters: Baader HαLRGB
Exposure times: Hα:2x15min L:12x15min R:2x15min G:2x15min B:2x15min
Exposure time total: 5h
Mount: Vixen New Atlux
Location: Erdweg/Germany (500m)
Date: 2011-12-28+29
Object data of B 33
Object type: Dark nebula embedded in an emission nebula
Size: 8'x 6'
Magnitude: -
Constellation: Orion
Distance: -
Object data of NGC 2024
Object type: Emission nebula
Size: 30'
Magnitude: 7.5 mag
Constellation: Orion
Distance: 1500 Ly