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Paper: |
Parsec Scale Jet Behaviour of NRAO 190 after γ-Ray Outburst in August 1994 |
Volume: |
159, BL Lac Phenomenon |
Page: |
454 |
Authors: |
Yurchenko, A. V.; Marchenko, S. G.; Marcher, A. |
Abstract: |
In August 1994 EGRET has detected a strong gamma-ray flare (an order of magnitude above quiescent state) the source of which was identified with NRAO 190. During 1995-97 we have obtained 6 images of NRAO 190 with VLBA at 1 cm and 7mm which display a fairly bright core, a weak stationary component and a bright knot moving outwards with an apparent velocity of about 13c. The time of birth of that knot may be extrapolated to the date of gamma-ray flare. We discuss observed morphological and flux variability in the frame of shocked relativistic jet model. |
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