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Individual Calculations April 2009 |
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| Potze, Rudolf Total change: 10.65 | |   |
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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 |
| 2157 | 2089 | 2.00 | 2 | 1.18 | 15 | 17.70 | |
|  Spaans, Giel | | | 2149 | NED | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Scho, Christian | | | 2165 | GER | 1.00 | 1 | 0.60 | 15 | 9.00 | |
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 - Compact A | Groningen | NED | 2008-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 2105 | 1.00 | 3 | -0.47 | 15 | -7.05 | |
| | Kamps, Jacques | | | 2039 | NED | 0.50 | 1 | -0.09 | 15 | -1.35 | |  Straat, Evert-Jan | | | 2149 | NED | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Termeulen, Albert | | | 2146 | NED | 0.00 | 1 | -0.44 | 15 | -6.60 | |
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) | | |
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