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Individual Calculations April 2008 |
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| Akotchik, Viktor Total change: 22.25 | |   |
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| Harmonie Open B | Groningen | NED | 2007-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2015 | 4.00 | 5 | 0.89 | 25 | 22.25 | |
|  Lie, Terje | | | 1742 | NOR | 1.00 | 1 | 0.17 | 25 | 4.25 | |  Dijkstra, Arjan | | | 1955 | NED | 1.00 | 1 | 0.42 | 25 | 10.50 | | | Karsdorp, Nico | | | 1909 | NED | 1.00 | 1 | 0.36 | 25 | 9.00 | | | Willemsma, Abe | | | 2060 | NED | 0.00 | 1 | -0.44 | 25 | -11.00 | | | Ringoir, Guy | | | 1927 | BEL | 1.00 | 1 | 0.38 | 25 | 9.50 | |
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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