[gmx-users] the a.u. unit in the RMS distribution graph

[Christian Blau]

Hello Lalehan,


a.u. stands for "arbitrary units".

The rmsd-dist contains a histogram over the distribution of rmsd values, you can read the a.u. as counts per 
length-interval.


Best,

Christian

On 2019-11-29 12:57, Lalehan Ozalp wrote:
> Hello everyone, I ran a cluster analysis for a 10 ns simulation and
> produced rmsd-clust.xpm and rmsd-dist.xvg graphs. When I open the xvg file,
> I see "a. u." in the y axis which I couldn't entirely understand. Is it
> supposed to stand for atomic unit for length or mass or something else? I
> provide the file as an example.
>
> Thank you in advance.
>
> Lalehan
>