From 0501adce6e3e298065f4907ef3ef45789d793db4 Mon Sep 17 00:00:00 2001 From: Jürgen Knödlseder Date: Tue, 9 Aug 2016 10:26:50 +0200 Subject: [PATCH] Correct spectral unit information for diffuse constant source in user manual (#1557) --- doc/source/users/user_manual/modules/model.rst | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/doc/source/users/user_manual/modules/model.rst b/doc/source/users/user_manual/modules/model.rst index 1f8fdc6..c28db07 100644 --- a/doc/source/users/user_manual/modules/model.rst +++ b/doc/source/users/user_manual/modules/model.rst @@ -82,27 +82,32 @@ morphology of the source. It satisfies .. math:: - \int_{\Omega} M_{\rm spatial}(\alpha,\delta|E,t) d\Omega = 1 + \int_{\Omega} M_{\rm spatial}(\alpha,\delta|E,t) \, d\Omega = 1 for all :math:`E` and :math:`t`, hence the spatial component does not impact the spatially integrated spectral and temporal properties of the source (the integration is done here over the spatial parameters :math:`\alpha` and :math:`\delta` in a spherical coordinate system). +The units of the spatial model component are +:math:`[M_{\rm spatial}] = {\rm sr}^{-1}`. The spectral model component describes the spatially integrated time dependent spectral distribution of the source. It satisfies .. math:: - \int_{E} M_{\rm spectral}(E | t) dE = \Phi + \int_{E} M_{\rm spectral}(E | t) \, dE = \Phi for all :math:`t`, where :math:`\Phi` is the spatially and spectrally integrated total source flux. The spectral component does not impact the temporal properties of the integrated flux :math:`\Phi`. +The units of the spectral model component +are :math:`[M_{\rm spectral}] = {\rm cm}^{-2} {\rm s}^{-1} {\rm MeV}^{-1}`. The temporal model component describes the relative variation of the source flux with respect to the mean value given by the spectral model component. +The temporal model component is unit less. Spatial components @@ -383,9 +388,6 @@ differential flux values. The energy values are assumed to be in units of MeV, the flux values are normally assumed to be in units of :math:`{\rm cm}^{-2} {\rm s}^{-1} {\rm MeV}^{-1}`. -The only exception to this rule is the isotropic diffuse model -:doxy:`GModelSpatialDiffuseConst` for which the flux values are given -in units of :math:`{\rm cm}^{-2} {\rm s}^{-1} {\rm MeV}^{-1} {\rm sr}^{-1}`. The only parameter of the model is a multiplicative normalization: -- libgit2 0.21.4