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Player: 
 Jacob Okken 
Age:
 58
Rating on 1-7-2019: 
 1374
Highest rating ever:
 1430
Average rating all time:
 1394
     .
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 05-10-2019  Dutch Teamcompetition KNDB  Erwin van Hierden  1363 1-111 0.52 1.03
 Total:1-11.03
 Correctionfactor:5 (650 g.)
 Calculation:1-1.03 x5=-0.15
 Virtual rating: 1374
 Aver.rating: 1363 Perc.:0.5Diff.: 0
 TPR:
* official KNDB-rating can be not the same as virtual rating because of new iRp-check