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Individual Calculations July 2009 |
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| Van Der Veen, Jan Total change: 21.60 | |   |
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| 2A - r 6-9 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2146 | 2114 | 2.50 | 4 | 0.68 | 15 | 10.20 | |
|  Harmsen, Klaas Jaap | | | 2149 | NED | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Janssen, Erik | | | 2155 | NED | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Van Den Berg, Hilke | | | 2195 | NED | 0.00 | 1 | -0.39 | 15 | -5.85 | |  Van Mil, Lucas | | | 2086 | NED | 0.50 | 1 | -0.04 | 15 | -0.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Oberliga Nord West | Hamburg | GER | 2008-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2206 | 2114 | 1.50 | 2 | 0.76 | 15 | 11.40 | |
| | Margraf, Daniel | | | 2228 | GER | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Cablitz, Hans-Joachim | | | 2184 | GER | 0.50 | 1 | 0.10 | 15 | 1.50 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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