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X-ray Sky Monitor

NSSDCA ID: 1995-074A-01

Mission Name: X-Ray Timing Explorer
Principal Investigators:Dr. Stephen S. Holt
Principal Investigators:Dr. Hale V. Bradt


The All-Sky Monitor (ASM) provides all-sky X-ray coverage, to a sensitivity of a few percent of the Crab Nebula intensity in one day, in order to provide both flare alarms and long-term intensity records of celestial X-ray sources.

Alternate Names

  • X-RayTimingExplorer/X-raySkyMonitor

Funding Agency

  • NASA-Office of Space Science (United States)


  • Astronomy: X-Ray

Additional Information

Questions and comments about this experiment can be directed to: Coordinated Request and User Support Office



NameRoleOriginal AffiliationE-mail
Dr. Jean H. SwankCo-InvestigatorNASA Goddard Space Flight
Dr. Francis E. MarshallCo-InvestigatorNASA Goddard Space Flight
Dr. Claude R. CanizaresCo-InvestigatorMassachusetts Institute of
Dr. Jeffrey E. McClintockCo-InvestigatorMassachusetts Institute of
Dr. Stephen S. HoltPrincipal InvestigatorNASA Goddard Space Flight
Dr. Hale V. BradtPrincipal InvestigatorMassachusetts Institute of
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