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Individual Calculations January 2009 |
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| Van Der Beek, Ruud Total change: -1.25 | |   |
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| 2D - r 1-3 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 2000 | 0.00 | 1 | -0.49 | 25 | -12.25 | |
|  Obels, Jiri | | | 2005 | NED | 0.00 | 1 | -0.49 | 25 | -12.25 | |
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) | | | | 3F - r 1-3 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2000 | 1.00 | 2 | 0.44 | 25 | 11.00 | |
| | Van Den Brande, Werner | | | 2248 | BEL | 0.00 | 1 | -0.19 | 25 | -4.75 | |  Pietrow, Andrzej | | | 2093 | NED | 1.00 | 1 | 0.63 | 25 | 15.75 | |
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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