Merge a5fb7cf into 3193efa

.gitignore

@@ -21,6 +21,7 @@ MANIFEST
 docs/api
 docs/generated
 docs/_build
+docs/docs/_build
 
 # Eclipse editor project files
 .project

pycraf/atm/__init__.py

@@ -3,7 +3,7 @@
 
 '''
 The atm subpackage provides an implementation of the atmospheric models of
-`ITU-R Rec. P.676-10 <https://www.itu.int/rec/R-REC-P.676-10-201309-S/en>`_.
+`ITU-R Rec. P.676-11 <https://www.itu.int/rec/R-REC-P.676-11-201609-I/en>`_.
 For this, various other algorithms from the following two ITU-R
 Recommendations are
 necessary:
@@ -14,14 +14,16 @@
       which is used to calculate the refractive index from temperature and
       water/total air pressure. Furthermore, P.453 has formulae to derive the
       saturation water pressure from temperature and total air pressure,
-      as well as the water pressure from temperature, pressure and humidity, or
-      alternatively from temperature and wator vapor density.
+      as well as the water pressure from temperature, pressure and humidity,
+      or alternatively from temperature and wator vapor density.
 
 Notes
 -----
-A new version of ITU-R P.676 is available,
-`ITU-R Rec. P.676-11 <https://www.itu.int/rec/R-REC-P.676-11-201609-I/en>`_,
-which has a modified algorithm for Annex 2. We will implement this soon.
+The new version of P.676,
+`ITU-R Rec. P.676-11 <https://www.itu.int/rec/R-REC-P.676-11-201609-I/en>`_, has updated the algorithms for Annex 2 (compare with https://www.itu.int/rec/R-REC-P.676-11-201609-I/en>). As the Annex 1 methods are more accurate (and
+sufficiently fast), users should use these for their work. `~pycraf`
+continues to provide the Annex 2 solutions of the P.676-10 for historical
+reasons, but this should be considered as deprecated.
 '''
 
 from .atm import *