Toernooibase
HOME | LAST IN DATABASE | RATINGS | TOURNAMENTS | NEWS | GAMES | POSITIONS | LINKS |

  
Player:  Roel Boomstra 
Age: 27
KNDB-rating on 1-7-2020: 1560
Highest KNDB-rating ever: 1588
Average KNDB-rating all time: 1480 
Virtual KNDB-rating : 1558

FMJD-rating: 2408
Highest FMJD-rating ever: 2432
Average FMJD-rating all time: 2322

(Graphics FMJD-rating in period
KNDB-rating)
     .
     .
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 19-09-2020  Dutch Teampcompetition KNDB  Toine Brouwers  1429 1-1131 0.68 1.35
 Total:1-11.35
 Correctionfactor:5 (799 g.)
 Calculation:1-1.35 x5=-1.77
 Virtual rating: 1558
 Aver.rating: 1429 Perc.:0.5Diff.: 0
 TPR:
* official KNDB-rating can be not the same as virtual rating because of new iRp-check