The nonballistic model for blazar 1803 784

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The non-ballistic model for blazar 1803784
Biping Gong

• Huazhong University of Science and technology

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The ballistic model
Mirabel et al., 1994, Nature, 371, 46.
M. Rees 1966
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Inward motion
BUT
Kellermann et al 2004
Ejection not from the core
Ballistic precession ?
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The formation of a hot spot
Theoretical
Observational
Non-ballistic model
Dermer 1999
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Fitting of the inward motion
0735178
Gong, MNRAS,389,315 (2008)
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Jet ridge line of 1803784 (Britzen et al 2008)
Britzen et al., accepted
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Jet ridge line at two epochs
1996.38
1996.38
2003.10
2003.10
red points fitting ones, black ones
observed.
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Core separation, flux and position angle
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Thanks