Update PE_PM.py

PEfunction/PE_PM.py

@@ -28,7 +28,7 @@ def GetPotentialEvap(SWnet,LWnet,T,p,RH,uz,z,zavg,rs): # input data: SW&LW(W/m2)
     
     #Equation parameters with the righ units:    
     
-    Rn=(SWnet+LWnet)*(0.0864)   # MJ/m2/d (as 30*60 is the number of secondes in period)
+    Rn=(SWnet+LWnet)*(0.0864)   # MJ/m2/d (as (60*60*24/10^6) is the number of secondes in period)
     p = p/1000         # KPa
     es=satvappres(T)   # KPa
     ea=vappres(RH.astype(np.int),es)  # KPa