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Player:  Piet Jonkers 
Age: 82
KNDB-rating on 1-7-2020: 774
Highest KNDB-rating ever: 913
Average KNDB-rating all time: 830 
Virtual KNDB-rating : 773

FMJD-rating: 1817
Highest FMJD-rating ever: 2100
Average FMJD-rating all time: 1843

(Graphics FMJD-rating in period
KNDB-rating)
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     .
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 19-09-2020  Dutch Teampcompetition KNDB  Henk van der Heijden  692 1-182 0.61 1.23
 Total:1-11.23
 Correctionfactor:5 (698 g.)
 Calculation:1-1.23 x5=-1.13
 Virtual rating: 773
 Aver.rating: 692 Perc.:0.5Diff.: 0
 TPR:
* official KNDB-rating can be not the same as virtual rating because of new iRp-check