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Individual Calculations April 2009 |
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| Kamps, Jacques Total change: -1.80 | |   |
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| 2C - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2053 | 0.00 | 1 | -0.36 | 15 | -5.40 | |
|  Broekman, Willem | | | 2153 | NED | 0.00 | 1 | -0.36 | 15 | -5.40 | |
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 |
| 2084 | 2039 | 2.00 | 4 | 0.24 | 15 | 3.60 | |
| | Potze, Rudolf | | | 2105 | NED | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Dijksterhuis, Rolf | | | 2040 | NED | 0.50 | 1 | 0.00 | 15 | 0.00 | |  Tilstra, Arjen | | | 2084 | NED | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Groenewold, Jan Joris | | | 2106 | NED | 0.50 | 1 | 0.09 | 15 | 1.35 | |
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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