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Individual Calculations September 2009 |
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| Van Keeken, Roland Total change: -10.00 | |   |
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| Dutch Open - Reserve A | Dieren | NED | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 1862 | 1.50 | 5 | -0.40 | 25 | -10.00 | |
|  De Lange, Hans | | | 1873 | NED | 1.00 | 1 | 0.52 | 25 | 13.00 | |  Bosch Van Rosenthal, Jeroe | | | 2085 | NED | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Cox, Jan | | | 1816 | NED | 0.50 | 1 | -0.06 | 25 | -1.50 | | | Veltman, Anne | | | 2020 | NED | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Winkel, Ruud | | | 1972 | NED | 0.00 | 1 | -0.35 | 25 | -8.75 | |
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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