The Gamma Cygni/Butterfly Nebula ((also known as IC 1318 or the Sadr Region) is the diffuse emission nebula surrounding Sadr (γ Cygni) at the center of Cygnus's cross. This wide-field image also includes the Crescent Nebula (NGC 6888) at the upper left corner. The region contains many dark nebulae in addition to the emission diffuse nebulae.

This image is a stack of 211 one-minute unguided subs using my new QHY268C and Antlia Triband RGB Ultra II Filter on my AT60ED with 0.8x focal reducer/flattener.

Image Center:	View full size annotated image.
Right Ascension:	20h 20m 31.691s (305° 7m 55.362s)
Declination:	+39° 35m 44.330s
Orientation:	Up is 177.7 degrees East of North.
Image Size:	4.628° x 3.066°	Pixel Scale:	2.698"

Principal objects in field: 37 Cyg), Crescent Nebula, NGC 6888, NGC 6910, The star 40 Cyg, The star Sadr (γ Cyg

All identified catalog objects: 40 Cyg, IC 1318, NGC 6888, NGC 6910, NGC 6913, γ Cyg / 37 Cyg/Sadr