Important notice about the deactivation of the STEREO ftp
Important notice about STEREO Behind
EUVI 171 Active Region - December 13, 2007
A substantial active region shows off during one day many twisting and gyrating loops that trace magnetic field lines above it in EUVI 171 (Dec. 13, 2007).
Last Revised: March 19, 2018 15:00:39 UTC
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