Reserved for KB archivist: URL to suppl. info. Yingna Su ynsu@head.cfa.harvard.edu 6174957063 2009-04-15T11:46:55.287 Filament Activation 2001-07-28T00:42:14.000 -787 -354 88.9 82.2 2001-07-28T00:42:14.000 2001-07-28T02:22:38.000 -787.0 -353.5 178.0 -165.0 1550 TRACE 1550 angstroms Yingna Su 2009-04-15T15:46:55.276Z true SAO Yingna Su Yingna Su n/a FilamentActivation FA: FilamentActivation At 1700 and 1550, filament materials near a sunspot brightend up and dissappeared, this observation is also seen in 1600. ivo://sot.lmsal.com/VOEvent#VOEvent_ObsT2001-07-28T00:06:49.000.xml