Toernooibase
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Player:  Mark Sanders  Age: 58
KNDB-rating on 1-7-2023: 1238
Highest KNDB-rating ever: 1257
Average KNDB-rating all time: 1214 
Virtual KNDB-rating : 1231 Toernooibase Dammen

Strongest win in last 10 years by
Mark Sanders (1224):
11-02-2023 Auke Scholma (1452)
(Dutch Teamcompetition KNDB)
Toernooibase Dammen Weakest loss in last 10 years by
Mark Sanders (1229):
13-12-2019 Hans Rinner (1058)
(Provincial Teamcompetition Gelderland)

FMJD-rating: 2078
Highest FMJD-rating ever: 2104
Average FMJD-rating all time: 2071
(Graphics FMJD-rating in period
KNDB-rating)

 Highest Historical
Toernooibaserating on 01-01-1989:  1218 D
     
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
tu 19-09-2023  Dutch Teamcompetition KNDB  Wouter Sipma  1524 1-0-286 0.16 0.32
sa 23-09-2023  Dutch Teamcompetition KNDB  Erik Hoogendoorn  1282 1-1-44 0.44 0.88
fr 20-10-2023  Provincial Teamcompetition Gelderland  Rein Bergsma  1035 1-2203 0.76 1.52
sa 04-11-2023  Dutch Teamcompetition KNDB  Martijn de Leeuw  1379 1-0-141 0.31 0.62
fr 10-11-2023  Provincial Teamcompetition Gelderland  Fred Ivens  1297 1-1-59 0.42 0.84
sa 02-12-2023  Dutch Teamcompetition KNDB  Arjan van Leeuwen  1369 1-0-131 0.32 0.65
fr 12-01-2024  Provincial Teamcompetition Gelderland  Gerrit de Bruijn  1227 1-111 0.52 1.03
th 25-01-2024  Provincial Teamcompetition Gelderland  Tom Westhof  1056 1-2182 0.74 1.48
sa 03-02-2024  Dutch Teamcompetition KNDB  Gep Leeflang  1282 1-1-44 0.44 0.88
fr 09-02-2024  Provincial Teamcompetition Gelderland  Tom Knapen  1111 1-1127 0.67 1.34
sa 02-03-2024  Dutch Teamcompetition KNDB  Simon Harmsma  1355 1-0-117 0.34 0.68
fr 08-03-2024  Provincial Teamcompetition Gelderland  Auke Steensma  1159 1-179 0.61 1.22
 Total:12-1011.45
 Correctionfactor:5 (563 g.)
 Calculation:10-11.45 x5=-7.25
 Virtual rating: 1231
 Aver.rating: 1256 Perc.:0.42Diff.: -60
 TPR: 1256 +-60 1196