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Player:  Jan Pieter Drost  Age: 63
KNDB-rating on 1-7-2023: 1287
Highest KNDB-rating ever: 1302
Average KNDB-rating all time: 1270 
Virtual KNDB-rating : 1280 Toernooibase Dammen

Strongest win in last 10 years by
Jan Pieter Drost (1277):
25-02-2017 Mari van Ballegooijen (1325)
(Semi finals Dutch Championship KNDB)
Toernooibase Dammen Weakest loss in last 10 years by
Jan Pieter Drost (1277):
07-01-2017 Rob van den Bos (1021)
(Dutch Teamcompetition KNDB)

FMJD-rating: 2159
Highest FMJD-rating ever: 2170
Average FMJD-rating all time: 2146
(Graphics FMJD-rating in period
KNDB-rating)

 Highest Historical
Toernooibaserating on 01-01-2006:  1252 D
     
DateTournamentOpponentRatGaPtR.diff.N.percN.pts
sa 14-10-2023  Dutch Teamcompetition KNDB  Radjinderpersad Banarsi  993 1-1294 0.85 1.7
th 19-10-2023  Provincial Teamcompetition Noord-Holland  Luuk Terweijden  1343 1-1-56 0.42 0.84
sa 04-11-2023  Dutch Teamcompetition KNDB  Arjo Kousemaker  1267 1-220 0.53 1.06
sa 02-12-2023  Dutch Teamcompetition KNDB  Arie van Genderen  1110 1-1177 0.73 1.46
tu 02-01-2024  Provincial Teamcompetition Noord-Holland  Kees Thijssen  1504 1-0-217 0.22 0.45
sa 06-01-2024  Dutch Teamcompetition KNDB  Hans Tangelder  1110 1-1177 0.73 1.46
sa 20-01-2024  Dutch Teamcompetition KNDB  Dylan Jongeneel  915 1-2372 0.9 1.81
tu 30-01-2024  Provincial Teamcompetition Noord-Holland  Luuk Terweijden  1343 1-1-56 0.42 0.84
sa 03-02-2024  Dutch Teamcompetition KNDB  Daniëlla de Vos  1028 1-2259 0.82 1.64
fr 09-02-2024  Provincial Teamcompetition Noord-Holland  Peter Noé  903 1-2384 0.91 1.82
sa 17-02-2024  Dutch Teamcompetition KNDB  Chris van Westerloo  1098 1-1189 0.75 1.49
sa 02-03-2024  Dutch Teamcompetition KNDB  Wouter Morssink  1323 1-1-36 0.45 0.9
mo 25-03-2024  Provincial Teamcompetition Noord-Holland  Stijn Overeem  1303 1-0-16 0.48 0.96
 Total:13-1516.43
 Correctionfactor:5 (511 g.)
 Calculation:15-16.43 x5=-7.13
 Virtual rating: 1280
 Aver.rating: 1172 Perc.:0.58Diff.: 55
 TPR: 1172 +55 1227