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Individual Calculations April 2009 |
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| Floor, Dirk Total change: 25.35 | |   |
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| 1A - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2283 | 2195 | 2.00 | 2 | 1.25 | 15 | 18.75 | |
|  Van Der Elburg, Freddie | | | 2287 | NED | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Van Wissen, Michiel | f | | 2279 | NED | 1.00 | 1 | 0.62 | 15 | 9.30 | |
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) | | | | 2D - Corus Chess Tournament - Weekendvierkampen | Wijk aan Zee | NED | 2009-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2166 | 2179 | 2.00 | 3 | 0.44 | 15 | 6.60 | |
| | Van Egmond, Enrico | | | 2132 | NED | 1.00 | 1 | 0.43 | 15 | 6.45 | |  Duijn, Rob | | | 2209 | NED | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Spaans, Giel | | | 2158 | NED | 1.00 | 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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