diff --git a/doc/source/users/user_manual/models_spatial.rst b/doc/source/users/user_manual/models_spatial.rst
index 7e05d6f..0a9ac7e 100644
--- a/doc/source/users/user_manual/models_spatial.rst
+++ b/doc/source/users/user_manual/models_spatial.rst
@@ -10,6 +10,11 @@ in ctools for gamma-ray sources.
Except of the ``DiffuseMapCube`` model, all spatial models are normalised
so that when integrated over the sphere the result is unity.
+.. note::
+ In the following model descriptions, celestial coordinates ``RA`` and ``DEC``
+ may be replaced by Galactic coordinates ``GLON`` and ``GLAT``.
+
+
Point source
^^^^^^^^^^^^
@@ -32,34 +37,6 @@ Point source
* ``RA`` is the Right Ascension (degrees)
* ``DEC`` is the Declination (degrees)
- Instead of ``RA`` and ``DEC`` one may use ``GLON`` and ``GLAT`` to give the
- position in Galactic coordinates
-
- .. code-block:: xml
-
-
-
-
-
-
-
- ...
-
-
-
- where
-
- * ``GLON`` is the Galactic longitude (degrees)
- * ``GLAT`` is the Galactic latitude (degrees)
-
- .. note::
- Galactic coordinates using the ``GLON`` and ``GLAT`` parameters can be
- specified for all spatial models that require a sky coordinate. Galactic
- coordinates are transformed internally into celestial coordinates, and
- in case that a model is written into an XML file, the corresponding
- parameters will be replaced by the celestial coordinates ``RA`` and
- ``DEC``.
-
.. note::
For compatibility with the Fermi/LAT ScienceTools the model type
``PointSource`` can be replaced by ``SkyDirFunction``.
@@ -190,7 +167,7 @@ RadialGeneralGaussian
* :math:`\eta` = ``R_Index``
The model normalisation is correct in the small angle approximation and for
- :math:`\eta` order unity or smaller.
+ :math:`\eta` of the order of unity or smaller.
RadialShell
~~~~~~~~~~~
@@ -237,6 +214,98 @@ RadialShell
* :math:`\theta_{\rm in}` = ``Radius`` (degrees)
+Radial profiles
+~~~~~~~~~~~~~~~
+
+ Radial profiles are defined by a arbitrary function of the radial distance from a central
+ position. The following radial profiles exist:
+
+Burkert Dark matter profile
+...........................
+
+ .. code-block:: xml
+
+
+
+
+
+
+
+
+
+
+
+
+
+ ...
+
+
+
+Einasto Dark matter profile
+...........................
+
+ .. code-block:: xml
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ ...
+
+
+
+Zhao Dark matter profile
+........................
+
+ .. code-block:: xml
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ ...
+
+
+
+Gaussian profile
+................
+
+ This profile is equivalent to ``RadialGaussian``.
+
+ .. code-block:: xml
+
+
+
+
+
+
+
+
+ ...
+
+
+
+
Elliptical source
^^^^^^^^^^^^^^^^^
@@ -325,7 +394,7 @@ EllipticalGeneralGaussian
-
+
...
@@ -357,7 +426,7 @@ EllipticalGeneralGaussian
* :math:`\eta` = ``R_Index``
The model normalisation is correct in the small angle approximation and for
- :math:`\eta` order unity or smaller.
+ :math:`\eta` of the order of unity or smaller.
Diffuse source
diff --git a/doc/source/users/user_manual/models_spectral.rst b/doc/source/users/user_manual/models_spectral.rst
index 0a0608c..070f2a7 100644
--- a/doc/source/users/user_manual/models_spectral.rst
+++ b/doc/source/users/user_manual/models_spectral.rst
@@ -444,6 +444,33 @@ Node function
ordering.
+Bin function
+^^^^^^^^^^^^
+
+ .. code-block:: xml
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+ This spectral model component implements energy bins defined by ``LowerLimit`` and
+ ``UpperLimit`` values given in units of :math:`{\rm MeV}`. Within an energy bin the
+ intensity follows a power law with spectral index defined by the ``Index`` parameter.
+ Intensities are given in units of
+ :math:`{\rm ph}\,\,{\rm cm}^{-2}\,{\rm s}^{-1}\,{\rm MeV}^{-1}`
+ and are specified for the logarithmic bin centre.
+
+
Table model
^^^^^^^^^^^