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Individual Calculations January 2010 |
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| Jonsson, Krister Total change: 3.15 | |   |
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| Weekend CHessOPEN | Lugano | SUI | 2009-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2211 | 2075 | 1.50 | 4 | 0.21 | 15 | 3.15 | |
|  Colmenares, Aurelio | f | | 2249 | SUI | 1.00 | 1 | 0.73 | 15 | 10.95 | |  Profumo, Alberto | | | 2223 | ITA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Salvetti, Alec | f | | 2296 | ITA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Cavaletto, Massimo | | | 2076 | SUI | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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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