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Player:  Roel Janssen  Age: 54
KNDB-rating on 1-7-2023: 1203
Highest KNDB-rating ever: 1221
Average KNDB-rating all time: 1153 
Virtual KNDB-rating : 1202 Toernooibase Dammen

Strongest win in last 10 years by
Roel Janssen (1209):
18-01-2020 Johan Wiering (1381)
(Dutch Teamcompetition KNDB)
Toernooibase Dammen Weakest loss in last 10 years by
Roel Janssen (1216):
09-03-2015 Jan-Maarten Koorn (855)
(Provincial Cupcompetition Noord-Holland)

FMJD-rating: 2093
Highest FMJD-rating ever: 2100
Average FMJD-rating all time: 2074
(Graphics FMJD-rating in period
KNDB-rating)		     
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 09-09-2023  Dutch Teamcompetition KNDB  Brion Koullen  1315 1-0-112 0.35 0.7
sa 23-09-2023  Dutch Teamcompetition KNDB  Adiatu Adesoji Ibrahim  1312 1-0-109 0.35 0.7
sa 14-10-2023  Dutch Teamcompetition KNDB  Frank Teer  1309 1-1-106 0.36 0.71
sa 04-11-2023  Dutch Teamcompetition KNDB  Patrick Stork  1285 1-1-82 0.39 0.77
sa 18-11-2023  Dutch Teamcompetition KNDB  Jeroen Schakel  1097 1-2106 0.64 1.29
sa 02-12-2023  Dutch Teamcompetition KNDB  Marco de Leeuw  1192 1-111 0.52 1.03
sa 06-01-2024  Dutch Teamcompetition KNDB  Alex Bitter  1089 1-2114 0.66 1.31
sa 20-01-2024  Dutch Teamcompetition KNDB  Jasper Hengefeld  1030 1-1173 0.73 1.46
sa 03-02-2024  Dutch Teamcompetition KNDB  Peter van Heun  1295 1-1-92 0.37 0.75
sa 17-02-2024  Dutch Teamcompetition KNDB  Martin van Dijk  1312 1-1-109 0.35 0.7
sa 02-03-2024  Dutch Teamcompetition KNDB  Richard Cousijnsen  1278 1-0-75 0.4 0.79
 Total:11-1010.21
 Correctionfactor:5 (324 g.)
 Calculation:10-10.21 x5=-1.06
 Virtual rating: 1202
 Aver.rating: 1229 Perc.:0.45Diff.: -32
 TPR: 1229 +-32 1197