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tests:discs:gc2014_spiralarms [2014/10/29 09:31] 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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 +https://drive.google.com/file/d/0B8sgZGL4aKpScGRKRnFSdXpyZDg/view?usp=sharing
  
  
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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=?,2=?center), 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)
  
  
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 -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) 
tests/discs/gc2014_spiralarms.1414575093.txt.gz · Last modified: 2022/10/24 12:26 (external edit)