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tests:discs:gc2014_spiralarms [2014/10/29 08:54] – srocatests:discs:gc2014_spiralarms [2022/10/24 12:26] (current) – external edit 127.0.0.1
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 === 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 ===
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--Test particle TWA1 spiral arms (i=8º, Nd=5*10^6) / density wave (RocaFabrega14)+-2D Test particle TWA1 spiral arms (i=8º, Nd=5*10^6) / density wave (RocaFabrega14)
  
  
Line 48: Line 65:
  
  
--Test particle TWA2 spiral arms (i=15º, Nd=5*10^6) / density wave (RocaFabrega14)+-2D Test particle TWA2 spiral arms (i=15º, Nd=5*10^6) / density wave (RocaFabrega14)
  
 In each row: In each row:
Line 59: Line 76:
  
  
 +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):
--Test particle Ferrers bar + response spiral arms (Nd=5*10^6) / rigid-body rotation (Manifolds?) (RomeroGomez14):+
  
 In each row: In each row:
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 -N-body spiral arms (Nd=3*10^6) / Unbarred Great Design spiral (Debatista14) -N-body spiral arms (Nd=3*10^6) / Unbarred Great Design spiral (Debatista14)
  
-In each row:  Id(1=star,2=DM), x(Kpc), y(Kpc), z(Kpc), vx(Km/s), vy(Km/s), vz(Km/s), ID2 +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)
- +
-Positions and velocities are galactocentric. The Sun is placed at (-8.5,0,0)Kpc +
- +
-data format: (6(f10.3,1x)) +
- +
- +
- +
- +
- +
--Test particle Ferrers bar + response spiral arms / rigid-body rotation (Manifolds?) (RomeroGomez14): +
- +
-In each row: +
- +
-G ,Grvs ,Xreal (Kpc),Yreal (Kpc),Zreal (Kpc),VXreal (Km/s),VYreal (Km/s),VZreal (Km/s),Xobs (Kpc),Yobs (Kpc),Zobs (Kpc), VXobs (Km/s),VYobs (Km/s),VZobs (Km/s) +
- +
-Positions and velocities are galactocentric. The Sun is placed at (-8.5,0,0)Kpc +
- +
-data format: (2(f7.3,1x),3(f7.3,1x),3(f10.2,1x),3(f7.3,1x),3(f10.2,1x)) +
- +
-Real values = without errors -Obs values = with Gaia errors +
- +
-https://docs.google.com/file/d/0B8sgZGL4aKpSc3dlUnRKdkszaHM/edit?usp=sharing . +
- +
- +
- +
--N-body spiral arms / Unbarred Great Design spiral (Debatista14) +
- +
-In each row:   +
- +
- +
-http://www.star.uclan.ac.uk/~vpd/rescaledMN443L1.gz +
  
  
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 -Cartesian to equatorial + astrometric proper motions (Carmen) -Cartesian to equatorial + astrometric proper motions (Carmen)
  
--Cartesian to observable (Abedi)  +https://github.com/agabrown/PyGaia
- +
--L.o.s. tangential and radial velocities (Grand) +
- +
- +
- +
- +
- +
-Positions and velocities are galactocentric. The Sun is placed at (-8.5,0,0)Kpc +
- +
-data format: (6(f10.3,1x)) +
- +
- +
- +
- +
- +
--Test particle Ferrers bar + response spiral arms / rigid-body rotation (Manifolds?) (RomeroGomez14): +
- +
-In each row: +
- +
-G ,Grvs ,Xreal (Kpc),Yreal (Kpc),Zreal (Kpc),VXreal (Km/s),VYreal (Km/s),VZreal (Km/s),Xobs (Kpc),Yobs (Kpc),Zobs (Kpc), VXobs (Km/s),VYobs (Km/s),VZobs (Km/s) +
- +
-Positions and velocities are galactocentric. The Sun is placed at (-8.5,0,0)Kpc +
- +
-data format: (2(f7.3,1x),3(f7.3,1x),3(f10.2,1x),3(f7.3,1x),3(f10.2,1x)) +
- +
-Real values = without errors -Obs values = with Gaia errors +
- +
-https://docs.google.com/file/d/0B8sgZGL4aKpSc3dlUnRKdkszaHM/edit?usp=sharing . +
- +
- +
- +
--N-body spiral arms / Unbarred Great Design spiral (Debatista14) +
- +
-In each row:   +
- +
- +
-http://www.star.uclan.ac.uk/~vpd/rescaledMN443L1.gz +
- +
- +
- +
-=== Codes === +
- +
--Cartesian to equatorial + astrometric proper motions (Carmen)+
  
 -Cartesian to observable (Abedi)  -Cartesian to observable (Abedi) 
  
 -L.o.s. tangential and radial velocities (Grand) -L.o.s. tangential and radial velocities (Grand)
- 
- 
- 
- 
- 
- 
-http://www.star.uclan.ac.uk/~vpd/rescaledMN443L1.gz 
- 
- 
- 
-=== Codes === 
- 
--Cartesian to equatorial + astrometric proper motions (Carmen) 
- 
--Cartesian to observable (Abedi)  
- 
--L.o.s. tangential and radial velocities (Grand) 
- 
- 
- 
  
tests/discs/gc2014_spiralarms.1414572859.txt.gz · Last modified: 2022/10/24 12:26 (external edit)