bn:00770066n
Noun Named Entity
Categories: Astronomical objects discovered in 1996, Accreting millisecond pulsars, Objects named with variable star designations, Sagittarius (constellation), Variable star stubs
EN
SAX J1808.4-3658  SAX J1808.4−3658
EN
A transient X-ray source first discovered in 1996 by the Italian-Dutch BeppoSAX satellite, SAX J1808.4−3658 revealed X-ray pulsations at the 401 Hz neutron star spin frequency when it was observed during a subsequent outburst in 1998 by NASA's RXTE satellite. Wikipedia
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EN
A transient X-ray source first discovered in 1996 by the Italian-Dutch BeppoSAX satellite, SAX J1808.4−3658 revealed X-ray pulsations at the 401 Hz neutron star spin frequency when it was observed during a subsequent outburst in 1998 by NASA's RXTE satellite. Wikipedia
neutron star in the constellation Sagittarius Wikidata
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