| 0bject | Yerkes-McDonald 16 (aka PK 38+2.1, aka RCW 181) |
| Date | June 24-30, 2012 |
| Exposure | LHαRGB 45:315:30:30:30 (Hα+R 80/20, cropped) |
| Camera | STL11000M with AstroDon Gen II filters (water-assisted cooling) |
| Telescope | ASA 10N f/3.7 on AP900GTO CP3 |
| Guiding | Remote guide head with MiniBorg 50 mm |
| Processing | MaximDL, Photoshop CS5, GradientXterminator, AstroActions |
| Comments | Moderate seeing and quite warm; acquired with CCD Commander |