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Player:  Joop Achterstraat 
Age: 65
KNDB-rating on 1-7-2020: 950
Highest KNDB-rating ever: 1008
Average KNDB-rating all time: 942 
Virtual KNDB-rating : 951

FMJD-rating: 1993
Highest FMJD-rating ever: 1993
Average FMJD-rating all time: 1993

(Graphics FMJD-rating in period
KNDB-rating)
     .
     .
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 19-09-2020  Dutch Teampcompetition KNDB  Wil Maas  1020 1-1-70 0.4 0.81
 Total:1-10.81
 Correctionfactor:5 (288 g.)
 Calculation:1-0.81 x5=0.97
 Virtual rating: 951
 Aver.rating: 1020 Perc.:0.5Diff.: 0
 TPR:
* official KNDB-rating can be not the same as virtual rating because of new iRp-check