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Thor Delta 1A (TD-1A)

Thor Delta 1A (TD-1A)

TD-1A in the integration hall at the Eurpoean Space Research and
		Technology Center (ESTEC).

TD-1A in the integration hall at the Eurpoean Space Research and Technology Center (ESTEC). (Credit: ESRO)

Lifetime: March 1972 - May 1974 (operations ceased)

Portion(s) of spectrum studied: ultraviolet, X-ray, gamma ray

Operator (primary): European Space Research Organization

Primary Science

The primary science goal of TD-1A was to make an all-sky ultraviolet survey of the sky. Onboard X-ray and gamma-ray detectors would make all-sky surveys as well.

Science Highlights

  • Completed two full scans of the whole sky, mapping about 95% of the full sky.

Links to more information




 

A service of the High Energy Astrophysics Science Archive Research Center (HEASARC), Dr. Alan Smale (Director), within the Astrophysics Science Division (ASD) at NASA/GSFC

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