Player Rating History


Sergej Sonin
Country:         Russia            Club:        66Ek
Rank:            1d (2100)         Rating:      2140 (1d)
Games:           745               Tournaments: 145 
Last Appearance: 2017-07-24

The red line is the Revised rating history.
The blue line is the Declared grade history.
The pink line is the EGD rating history.

The rating axis is scaled according to the beta function (see the About page), which can be viewed as a measure of "skill".

Updated until 2017-08-19