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Fig. 6


Correlation of VHE γ rays with optical polarization (top) and EVPA (bottom), in which only pairs of observations within 24 h of each other were used. The events taken with Whipple (filled triangles) and VERITAS (filled squares) before (black) the flare are well differentiated from the events after (red) the VHE flare.

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

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