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Fig. 4
Left: EUVI 195 Å image from STEREO A showing loop points chosen on active region NOAA 11079, Event 1. Right: AIA/SDO 171 Å image showing the projected loop coordinates chosen on the EUVI image to compare the 3D loop geometry. The inclination and azimuthal angles are θ = 26°S and α = 69° respectively.
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