Trifid Nebula - reflection nebula
Trifid Nebula, is a reflection nebula located in the constellation Sagittarius.
Trifid Nebula is magnitude 6.3 and is 28' in size. For reference, the full moon is 30' (arc minutes) or 0.5° in size.
* One can see up to magnitude 7-8 objects with perfect eyes under ideal dark sky conditions.