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Individual Calculations March 2010 |
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| Walinga, Eric Jan Total change: 1.50 | |   |
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| Schaakfestival Groningen 2009 Mini A | Groningen | NED | 2009-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2036 | 2019 | 2.50 | 5 | 0.10 | 15 | 1.50 | |
|  Kampen, Bert | | | 1861 | NED | 1.00 | 1 | 0.29 | 15 | 4.35 | |  Bottema, Tom | | | 2213 | NED | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Bosveld, Henk | | | 2005 | NED | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Veneman, Henry | | | 2155 | NED | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Berg Van Der, Wessel | | | 1948 | NED | 1.00 | 1 | 0.40 | 15 | 6.00 | |
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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