Fig. 19
Sky-Explorer view around 3FGL J0421.6+1950 positions indicated as a red cross. The blue dash-dotted line represents the error circle for the γ-ray detection reported in the 3FGL catalog. As shown, within 15′ from the unassociated γ-ray source there is a 2WHSP blazar. X-ray and radio detections in the field are represented by blue and red circles, respectively.
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