Note: this is an archived version which has been superseded. The current SNR catalogue is at

G78.2+2.1 DR4, gamma Cygni

Notes: Has been called G78.1+1.8.

Radio: In complex region (early catalogues refer to other proposed remnants in this region).
Optical: Faint filaments, spectra indicate a SNR superposed on a HII region.
X-ray: Weak emission from the SE of the remnant.


Last updated: 20 AUG 1996

Dave Green/MRAO, Cambridge, UK/