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Origin of the shrapnels around the Vela SNR

Katsuda, Satoru; Tsunemi, Hiroshi

There are several shrapnels around the Vela SNR that originated from the inner layer of the progenitor star. We present here the analysis of the X-ray spectrum of the Vela shrapnel A with XMM-Newton satellite. The Vela shrapnel A is one of several protrusions identified as bullets from Vela supernova explosion. We confirmed that there was a promin…