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Fig. 1


TRACE images taken at different times. a) At 10:56 UT the EUV filament channel is outlined by the black line. b) At 11:58 UT the filament is expanded. Solid lines outline the filament boundaries and axis. The field of view is  ∼ 280 × 280 Mm2. North is at the top and west to the right.

This figure is made of several images, please see below:

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