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Поисковые слова: внешние планеты
Laboratory of spectroscopy and photometry of extragalactic objects : Vortex-table

 

 

Location of the centers of Giant Anticyclons relative to spiral arms,
as it depends on the sign of kappa^2 (square of the epicyclic frequency) and
on which force is predominant in the gaseous disk:
hydrodynamic pressure, self-gravity or external forces

Character of description
of the gaseous disk

kappa^2>0

kappa^2<0

Hydrodynamics

In Spiral

Between spiral

Self-gravitation

Between spiral

In Spiral

Boundary of gravitational
stability

Between spiral

 

External non-axially
symmetric gravitational
potential

Center of vortices
may be shifted relative
to density exterema

Center of vortices
may be shifted relative
to density exterema

References: Lyakhovich V.V., Fridman A.M., Khoruzhii O.V., Astronomy Reports, Vol.40, No.1,pp.18-28. Translation from Astronomicheskii Zhurnal, Vol.73, No.1,pp.24-35, 1996.


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