Note: this is an archived version which has been superseded.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


Notes: This remnant overlaps the Vela SNR (G263.9-3.3).

Radio: Incomplete shell, confused by the Vela SNR.
Optical: Possible nebulosity associated.
X-ray: Non-thermal shell, confused by the Vela SNR, with central source.
Point sources: Central X-ray source.
Distance: X-ray data suggest an upper limit of 1 kpc.


Last updated: 17 Oct 2001

Dave Green/MRAO, Cambridge, UK/