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| Player: Brion Koullen Age: 49 Rating on 1-7-2019: 1311 Highest rating ever: 1314 Average rating all time: 1252 |  | |
| Date | Tournament | Opponent | Rat | Ga | Pt | R.diff. | N.perc | N.pts | |||
| Correctionfactor: | 7.5 | ( g.) | |||||||||
| Calculation: | - | 0 x | 7.5= | 0 | |||||||
| Virtual rating: | 0 | ||||||||||
| Aver.rating: | 0 | Perc.: | 0.5 | Diff.: | 0 | ||||||
| TPR: | |||||||||||
| * TPR adjusted to new calculationrule | |||||||||||
| * official KNDB-rating can be not the same as virtual rating because of new iRp-check | |||||||||||