Changeset 3829 in Sophya for trunk/Cosmo/RadioBeam/radutil.h

Timestamp:

Aug 3, 2010, 6:38:00 PM (15 years ago)

Author:

ansari

Message:

Adaptation programme srcat2cube.cc pour utilisation catalogue North20cm avec indice spectral, Reza 03/08/2010

File:

• trunk/Cosmo/RadioBeam/radutil.h (modified) (4 diffs)

trunk/Cosmo/RadioBeam/radutil.h

@@ -18 +18 @@
   double toKelvin(double jy);    // Conversion de Jansky en  temperature (Kelvin) 
 
+  double Mean21cmTemperature_mK();      // Temperature moyenne de l'emission a 21 cm en mK
+  inline double T21cm_Kelvin() { return Mean21cmTemperature_mK()/1000.;  }
+  inline double T21cm_mK() { return Mean21cmTemperature_mK();  }
+
   void setFrequency(double nu);  // on definit la frequence en MHz 
   inline void setRedshift(double z)    // on definit le redshift
@@ -31 +35 @@
   { double cf=Angle(1.,Angle::ArcMin).ToRadian(); omegapix_ = opix*cf*cf; }
 
+  // Definition des parametres cosmologiques utiles pour le calcul de la temperature d'emission a 21 cm
+  // retourne la valeur de OmegaLambda (univers plat)
+  double setCosmoParam(double omegamatter=0.02581, double omegabaryon=0.0441, double h100=0.719, double fracHI=0.02);
+  inline void setFracHI(double fracHI=0.02) { fracHI_=fracHI; }
+
   inline double getRedshift() { return z_; }
   inline double getFrequency() { return freq_; }
@@ -42 +51 @@
   { double cf=Angle(1.,Angle::Degree).ToRadian(); return omegapix_/cf/cf; }
 
+
   static double SpeedOfLight_Cst;       // Speed of light  m/sec
   static double Freq021cm_Cst;       // Speed of light  m/sec
@@ -50 +60 @@
   double lambda_;
   double omegapix_;
+
+  // Parametres cosmologiques pour calcul du coefficient de conversion Mass to T21 
+  double OmegaMatter_;
+  double OmegaBaryons_;
+  double OmegaLambda_;
+  double h100_; 
+  double fracHI_; 
 };