Exposure data

Telescope:    4.5" Newton f=440mm
Camera:    SBIG ST8300M
Filters:    Baader HαLRGB
Exposure times:    Hα:24x10min L:12x10min R:6x10min G:6x10min B:6x10min
Exposure time total:    9h
Mount:    10 Micron GM 1000 HPS
Location:    Erdweg/Germany (500m)
Date:    2013-12-27+28+29

Object data of B 33

Object type:    Dark nebula embedded in an emission nebula
Size:    8' x 6'
Magnitude:    -
Constellation:    Orion
Distance:    1500 Ly

Object data of NGC 2024

Object type:    Emission nebula
Size:    30'
Magnitude:    7.5 mag
Constellation:    Orion
Distance:    1500 Ly

Notes:    North is left