Note: this is an archived version which has been superseded.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


Notes: Early observations relate to the central core only.

Radio: Filled-centre, with high frequency turnover.
X-ray: Central core, with extended, faint halo.
Distance: HI absorption indicates 5.5 kpc or more.


Last updated: 26 Nov 2001

Dave Green/MRAO, Cambridge, UK/