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bn:00770066n
Noun Named Entity
SYL
No term available
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
Relations
Sources
IS A
EN
binary star
Púlsar
EN
star
EN
variable star
EN
Astrophysical X-ray source
+1 relations
CONSTELLATION
EN
Sagittarius
EPOCH
J2000.0

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