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RV degeneracy
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Calculating de/dt
Producing a vs. e
 

Althea Moorhead: Hydro project


Simulation of a massive planet in a circumstellar disk: the left panel shows the log of the surface density, the middle panels show a(t) and e(t) with a red dot marking the current point in time, and the right panel shows the surface density as a function of radius.
  • This simulation was performed using FARGO
  • The mass of the planet is 1 Jupiter mass
  • The viscosity of the disk is α = 0.01
  • The surface density profile is initally flat
  • Disk boundaries are at 0.04 and 5.0 AU
  • Material is allowed to flow out of the disk boundaries
  • The planet's initial orbital elements are a = 1 AU and e = 0.3
  • The planet is held fixed on its orbit for 100 years, after which it feels the effects of the disk