This image of coronal loops over the eastern limb of the Sun was taken in the TRACE 171Å pass band, characteristic of plasma at 1 MK, on November 6, 1999, at 02:30 UT. The image was rotated over +90 degrees. This image was also the Astronomy Picture of the Day for 28 September 2000.
Image of the Sun taken by the Transition Region and Coronal Explorer. The Transition Region and Coronal Explorer, TRACE, is a mission of the Stanford-Lockheed Institute for Space Research, and part of the NASA Small Explorer program.