[gmx-users] a problem about the residence

[Mark Abraham]

zhuliang at tju.edu.cn wrote:
> Thank you for your reply, integrate the rdf can only provide the average hydration
> number, but I want to calcualte the dependence of hydration on the time, namely
> the  number of water molecules within the some radii around the solute. 

So partition your trajectory with -b and -e flags and observe the time 
dependence that way.

Mark