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Player:  Jannes de Vries 
Age: 62
KNDB-rating on 1-7-2020: 939
Highest KNDB-rating ever: 988
Average KNDB-rating all time: 962 
Virtual KNDB-rating : 938
     .
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 19-09-2020  Dutch Teampcompetition KNDB  Harry de Groot  1157 1-0-218 0.22 0.45
sa 03-10-2020  Dutch Teampcompetition KNDB  Aike Smid  1032 1-1-93 0.37 0.74
 Total:2-11.19
 Correctionfactor:5 (203 g.)
 Calculation:1-1.19 x5=-0.95
 Virtual rating: 938
 Aver.rating: 1095 Perc.:0.25Diff.: -193
 TPR:
* official KNDB-rating can be not the same as virtual rating because of new iRp-check