transition

Launched April 1998

TRACE, carried a 30-cm extreme ultraviolet imaging telescope for studies of the sun. Lockheed was the lead contractor while the Smithsonian Astrophysical
Observatory made the telescope mirrors. TRACE had a field of view of 8.5 arcmin and a resolution of 1 arcsecond. TRACE was placed in a sun-synchronous orbit,
enabling it to make continuous observation of the sun.