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tests:discs:gc2014_spiralarms [2014/10/28 15:50] – srocatests:discs:gc2014_spiralarms [2022/10/24 12:26] (current) – external edit 127.0.0.1
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 === Who === === Who ===
  
-R. Grand, S. Roca-Fabrega, L. Jilkova, C. Martinez-Barbosa, H. Abedi+R. Grand, S. Roca-Fabrega, L. Jilkova, C. Martinez-Barbosa, H. Abedi, J. Hunt
  
 === Objectives === === Objectives ===
Line 11: Line 11:
  
 === Results === === Results ===
 +
 +Line of sight velocity of an axisymmetric distribution as function of galactic longitude:
 +
 +{{:tests:discs:vlos_helio_axisym.jpeg?200|}}
 +{{:tests:discs:vlos_helio_axisym_in.jpeg?200|}}
 +
 +Residual l.o.s. velocity of an axisymetric distribution as function of galactic longitude:
 +
 +{{:tests:discs:vlos_res_axisym.jpeg?200|}}
 +
 +Substracted rotation curve:
 +
 +{{:tests:discs:rotcurv_axisym.pdf|}}
 +
 +-What we see is the velocity dispersion (no non-axisymmetric structures present in the model)
 +-The asymmetry could be a consequence of the asymmetrical drift (it needs to be tested).
 +
  
 === Data === === Data ===
  
--N-body spiral arms + SPH / corotating (Kawata14)+-N-body spiral arms + SPH (Nd=) / corotating (Kawata14)
 {{tests:Discs:90deg.dat}} {{tests:Discs:90deg.dat}}
  
--N-body spiral arms / rigid-body rotation (Manifolds?) (RodcaFabrega13) 
  
--Test particle TWA spiral arms / density wave (RocaFabrega14) 
  
--Test particle Ferrers bar + response spiral arms / rigid-body rotation (Manifolds?) (RomeroGomez14)+-N-body spiral arms (Nd=5*10^6) / rigid-body rotation (Manifolds?) (RocaFabrega13) 
 + 
 +In each row: 
 + 
 +x(Kpc), y(Kpc), z(Kpc), vx(Km/s), vy(Km/s), vz(Km/s) 
 + 
 +Positions and velocities are galactocentric. The Sun is placed at (-11.5,0,0)Kpc 
 + 
 +data format: (6(f10.3,1x)) 
 + 
 + 
 +https://drive.google.com/file/d/0B8sgZGL4aKpSLWc2SGt1SkhLTk0/view?usp=sharing 
 + 
 + 
 + 
 +-2D Test particle TWA1 spiral arms (i=8º, Nd=5*10^6) / density wave (RocaFabrega14) 
 + 
 + 
 +In each row: 
 + 
 +x(Kpc), y(Kpc), z(Kpc), vx(Km/s), vy(Km/s), vz(Km/s) 
 + 
 +Positions and velocities are galactocentric. The Sun is placed at (-8.5,0,0)Kpc 
 + 
 +data format: (6(f10.3,1x)) 
 + 
 +https://drive.google.com/file/d/0B8sgZGL4aKpSdGpfQjM0N3poMWM/view?usp=sharing 
 + 
 + 
 +-2D Test particle TWA2 spiral arms (i=15º, Nd=5*10^6) / density wave (RocaFabrega14) 
 + 
 +In each row: 
 + 
 +x(Kpc), y(Kpc), z(Kpc), vx(Km/s), vy(Km/s), vz(Km/s) 
 + 
 +Positions and velocities are galactocentric. The Sun is placed at (-8.5,0,0)Kpc 
 + 
 +data format: (6(f10.3,1x)) 
 + 
 + 
 +https://drive.google.com/file/d/0B8sgZGL4aKpScGRKRnFSdXpyZDg/view?usp=sharing 
 + 
 + 
 +-3D Test particle Ferrers bar + response spiral arms (Nd=5*10^6) / rigid-body rotation (Manifolds?) (RomeroGomez14):
  
 In each row: In each row:
Line 35: Line 93:
 https://docs.google.com/file/d/0B8sgZGL4aKpSc3dlUnRKdkszaHM/edit?usp=sharing . https://docs.google.com/file/d/0B8sgZGL4aKpSc3dlUnRKdkszaHM/edit?usp=sharing .
  
--N-body spiral arms / Unbarred Great Design spiral (Debatista14)+ 
 + 
 +-N-body spiral arms (Nd=3*10^6) / Unbarred Great Design spiral (Debatista14) 
 + 
 +In each row:  Id(1=disk,2=bulge), x(Kpc), y(Kpc), z(Kpc), vx(Km/s), vy(Km/s), vz(Km/s), Mass (=1) 
  
 === Codes === === Codes ===
  
 -Cartesian to equatorial + astrometric proper motions (Carmen) -Cartesian to equatorial + astrometric proper motions (Carmen)
 +
 +https://github.com/agabrown/PyGaia
  
 -Cartesian to observable (Abedi)  -Cartesian to observable (Abedi) 
  
 -L.o.s. tangential and radial velocities (Grand) -L.o.s. tangential and radial velocities (Grand)
- 
- 
- 
  
tests/discs/gc2014_spiralarms.1414511457.txt.gz · Last modified: 2022/10/24 12:26 (external edit)