A bright thermonuclear X-ray burst simultaneously observed with<i>Chandra</i>and RXTE
A bright thermonuclear X-ray burst simultaneously observed with<i>Chandra</i>and RXTE
The prototypical accretion-powered millisecond pulsar SAX J1808.4-3658 was observed simultaneously with Chandra-LETGS and RXTE-PCA near the peak of a transient outburst in November 2011. A single thermonuclear (type-I) burst was detected, the brightest yet observed by Chandra from any source, and the second-brightest observed by RXTE. We found no evidence …