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Individual Calculations April 2009 |
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| Klinkhammer, Johan Total change: -20.40 | |   |
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| 2A - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2168 | 2026 | 0.00 | 1 | -0.31 | 15 | -4.65 | |
|  Rietveld, Renze | | | 2168 | NED | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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) | | | | Schaakfestival Groningen - Groep B | Groningen | NED | 2008-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 2052 | 1.50 | 4 | -1.05 | 15 | -15.75 | |
|  Mostertman, Johan | | | 1715 | NED | 0.50 | 1 | -0.38 | 15 | -5.70 | | | Zwanepol, Johan | | | 1984 | NED | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Wubs, Harm | | | 1974 | NED | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Mostertman, Conrad | | | 2070 | NED | 0.00 | 1 | -0.47 | 15 | -7.05 | |
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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