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Individual Calculations February 2013 |
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| Strik, Aart Total change: -21.60 | |   |
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| Schaakfestival Groningen 2012 Open B | Groningen | NED | 2012-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1753 | 1.00 | 4 | -0.72 | 30 | -21.60 | |
|  Gerritse, Youri | | | 2021 | NED | 0.00 | 1 | -0.17 | 30 | -5.10 | |  Pompstra, Henk | | | 1811 | NED | 0.00 | 1 | -0.42 | 30 | -12.60 | | | Janssen, Eddie | | | 1752 | NED | 1.00 | 1 | 0.50 | 30 | 15.00 | | | Den Hartog, Marijn | | | 1658 | NED | 0.00 | 1 | -0.63 | 30 | -18.90 | |
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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