|  | 
 
Constant temperature, plane-parallel shock plasma model with variable
abundances. XSpec model.
 
Constant temperature, plane-parallel shock plasma model. The
references for this model can be found in the help file for the
xsequil model ("ahelp xsequil").
 xsvpshock Parameters
 
  | 1 | kT | plasma temperature
  in keV |   
  | 2 | H | hydrogen density in
  cm^-3 |   
  | 3-13 | (element) | abundances
  for He, C, N, O, Ne, Mg, Si, S, Ca, Fe, Ni with respect to
  Solar. Abundances are set by the xspecabundan command. |   
  | 14 | Taul | lower limit on
  ionization timescales (s/cm^3) to include |   
  | 15 | Tauu | upper limit on
  ionization timescales (s/cm^3) to include |   
  | 16 | redshift | redshift,
  z |   
  | 17 | norm | 10^-14 / (4 pi
  (D_A*(1+z))^2) Int n_e n_H dV, where D_A is the angular size
  distance to the source (cm), n_e is the electron density (cm^-3),
  and n_H is the hydrogen density (cm^-3) |  
This information is taken from the XSpec User's Guide.  Version 11.3.1 of the XSpec
models is supplied with CIAO 3.2.
 
  
  For a list of known bugs and issues with the XSPEC models, please visit the XSPEC bugs page.
   
sherpa
atten,
bbody,
bbodyfreq,
beta1d,
beta2d,
box1d,
box2d,
bpl1d,
const1d,
const2d,
cos,
delta1d,
delta2d,
dered,
devaucouleurs,
edge,
erf,
erfc,
farf,
farf2d,
fpsf,
fpsf1d,
frmf,
gauss1d,
gauss2d,
gridmodel,
hubble,
jdpileup,
linebroad,
lorentz1d,
lorentz2d,
models,
nbeta,
ngauss1d,
poisson,
polynom1d,
polynom2d,
powlaw1d,
ptsrc1d,
ptsrc2d,
rsp,
rsp2d,
schechter,
shexp,
shexp10,
shlog10,
shloge,
sin,
sqrt,
stephi1d,
steplo1d,
tan,
tpsf,
tpsf1d,
usermodel,
xs,
xsabsori,
xsacisabs,
xsapec,
xsbapec,
xsbbody,
xsbbodyrad,
xsbexrav,
xsbexriv,
xsbknpower,
xsbmc,
xsbremss,
xsbvapec,
xsc6mekl,
xsc6pmekl,
xsc6pvmkl,
xsc6vmekl,
xscabs,
xscemekl,
xscevmkl,
xscflow,
xscompbb,
xscompls,
xscompst,
xscomptt,
xsconstant,
xscutoffpl,
xscyclabs,
xsdisk,
xsdiskbb,
xsdiskline,
xsdiskm,
xsdisko,
xsdiskpn,
xsdust,
xsedge,
xsequil,
xsexpabs,
xsexpdec,
xsexpfac,
xsgabs,
xsgaussian,
xsgnei,
xsgrad,
xsgrbm,
xshighecut,
xshrefl,
xslaor,
xslorentz,
xsmeka,
xsmekal,
xsmkcflow,
xsnei,
xsnotch,
xsnpshock,
xsnsa,
xsnteea,
xspcfabs,
xspegpwrlw,
xspexrav,
xspexriv,
xsphabs,
xsplabs,
xsplcabs,
xsposm,
xspowerlaw,
xspshock,
xspwab,
xsraymond,
xsredden,
xsredge,
xsrefsch,
xssedov,
xssmedge,
xsspline,
xssrcut,
xssresc,
xssssice,
xsstep,
xstbabs,
xstbgrain,
xstbvarabs,
xsuvred,
xsvapec,
xsvarabs,
xsvbremss,
xsvequil,
xsvgnei,
xsvmcflow,
xsvmeka,
xsvmekal,
xsvnei,
xsvnpshock,
xsvphabs,
xsvraymond,
xsvsedov,
xswabs,
xswndabs,
xsxion,
xszbbody,
xszbremss,
xszedge,
xszgauss,
xszhighect,
xszpcfabs,
xszphabs,
xszpowerlw,
xsztbabs,
xszvarabs,
xszvfeabs,
xszvphabs,
xszwabs,
xszwndabs
slang
usermodel
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