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Player:  Fred de Koning 
Age: 49
KNDB-rating on 1-7-2019: 1364
Highest KNDB-rating ever: 1378
Average KNDB-rating all time: 1356 
Virtual KNDB-rating : 1349

FMJD-rating: 2206
Highest FMJD-rating ever: 2264
Average FMJD-rating all time: 2207

(Graphics FMJD-rating in period
KNDB-rating)
     .
     .
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 05-10-2019  Dutch Teamcompetition KNDB  Maikel Palmans  1332 1-132 0.54 1.09
sa 19-10-2019  Dutch Teamcompetition KNDB  AndrĂ© Venema  1255 1-1109 0.65 1.3
sa 09-11-2019  Dutch Teamcompetition KNDB  Harm Wiersma  1540 1-1-176 0.27 0.54
sa 23-11-2019  Dutch Teamcompetition KNDB  Gerbrand Hessing  1296 1-168 0.59 1.19
sa 07-12-2019  Dutch Teamcompetition KNDB  Hin Wong  1366 1-1-2 0.5 0.99
sa 21-12-2019  Dutch Teamcompetition KNDB  Casper Remeijer  1408 1-1-44 0.44 0.88
sa 04-01-2020  Dutch Teamcompetition KNDB  Bert Woolschot  1174 1-1190 0.75 1.49
sa 18-01-2020  Dutch Teamcompetition KNDB  Karlijn Overes  1175 1-0189 0.75 1.49
sa 01-02-2020  Dutch Teamcompetition KNDB  Bas Messemaker  1393 1-0-29 0.46 0.92
sa 15-02-2020  Dutch Teamcompetition KNDB  Ramdew Jahani  1184 1-2180 0.74 1.47
sa 29-02-2020  Dutch Teamcompetition KNDB  Jan Groenendijk  1520 1-0-156 0.29 0.59
 Total:11-911.95
 Correctionfactor:5 (870 g.)
 Calculation:9-11.95 x5=-14.73
 Virtual rating: 1349
 Aver.rating: 1331 Perc.:0.41Diff.: -66
 TPR: 1331 +-66 1265
* official KNDB-rating can be not the same as virtual rating because of new iRp-check