Planck.h

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// $Id: Planck.h,v 1.1 2010/12/13 21:06:31 eml Exp $

#ifndef SZA_UTIL_PLANCK_H
#define SZA_UTIL_PLANCK_H

#include "carma/szautil/Frequency.h"
#include "carma/szautil/Intensity.h"
#include "carma/szautil/Temperature.h"

namespace sza {
  namespace util {

    class Planck {
    public:

      Planck();

      virtual ~Planck();

      // Return the Planck intensity

      static Intensity IPlanck(Frequency nu, Temperature T);
      
      // Return the dimensionless Planck x-factor

      static double xPlanck(Frequency nu, Temperature T);

      // Return Planck dI/dT, in units of (Jy/sr) / K

      static double JyPerSrPerKPlanck(Frequency nu, Temperature T);

    private:
    }; // End class Planck

  } // End namespace util
} // End namespace sza



#endif // End #ifndef SZA_UTIL_PLANCK_H