Retina Nebula - planetary nebula
Retina Nebula , is a planetary nebula located in the constellation Lupus .
Retina Nebula is magnitude and is 5.3' in size. For reference, the full moon is 30' (arc minutes) or 0.5° in size.
- Retina Nebula
- planetary nebula
- Other Designation:
- IC 4406
* One can see up to magnitude 7-8 objects with perfect eyes under ideal dark sky conditions.