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Geminga in the Space Telescope Era.

Caraveo, P. A.; Bignami, G. F.; Mignani, R. +1 more

The distance to Geminga inferred from the γ-ray flux, the interstellar absorption of the soft X-ray emission and the proper motion measured for its optical counterpart, range from tens of parsecs to an upper limit of severl hundreds of parsecs. These distance estimates, however, are based on a number of assumptions on the emission mechanisms, on t…