HST-palette
This is a rare image, I never seen those objects in a color image before. There is three Sharpless catalog objects in an image, Sh2-223, 224 and 225.

More info: Very litle iinformation around for those dim objects in the image.

Details;

03.11.2008
Darks, Flats and Bias frames calibrated. Total exposure time for H-alpha line is 16h!
- Camera, QHY9
- Optics, Canon EF 200mm f1.8 @ 1.8
- Guiding, QHY5 and PHD-guiding
- Platform, LX200 GPS 12"
- Exposures, 7x1200s with 7nm H-alpha filter
13x2400s, 5x300s O-III Binned 4x4
5x300s. S-IIBinned 4x4 .

Additional 15x1200s of H-a added,
imaged with QHY8 and Tokina AT 300mm f2.8 @2.8

03.11.2008
Darks, Flats and Bias frames calibrated. Total exposure time for H-alpha line is 16h!