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x-ray burster |
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x-ray burster [′eks ‚rā ′bər·stər] (astronomy) One of a class of celestial x-ray sources which produce bursts of x-rays in the 1-20-kiloelectronvolt range and which are characterized by rise times of less than a few seconds and decay times of a few seconds to a few minutes; the peak luminosity is of the order of 1038ergs per second (1031watts) and the sources have an average equivalent temperature of 108K. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| This stellar system made headlines in 1975 when the Astronomical Netherlands Satellite revealed it as the first known X-ray burster in the heavens. The accumulated data indicate that although the shape of the object's pulses in time resembles that of a gamma-ray burster, it repeats like an X-ray burster. |
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