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Individual Calculations September 2009 |
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| Santarius, Erik F Total change: -6.90 | |   |
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| 2nd Annual Chicago Class Championships | Oak Brook, Illinois | USA | 2009-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2190 | 2267 | 2.50 | 5 | -0.46 | 15 | -6.90 | |
|  Coraretti, Benjamin | | | 1967 | USA | 0.50 | 1 | -0.35 | 15 | -5.25 | |  Caveney, Geoffrey | | | 2110 | USA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Zin, Aung Thant | f | | 2318 | MYA | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Shankland, Samuel | m | | 2448 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Magness, Trevor S | | | 2105 | USA | 0.50 | 1 | -0.21 | 15 | -3.15 | |
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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