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Individual Calculations October 2015 |
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| Gurevich, Dmitry Total change: -6.30 | |   |
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| 2015 Illinois Open State Chess Championship | Northbrook, Illinois | USA | 2015-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2301 | 2475 | 1.50 | 3 | -0.63 | 10 | -6.30 | |
|  Chow, Albert | f | | 2142 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | |  Felecan, Florin | m | | 2314 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Mitkov, Nikola | g | | 2447 | MKD | 0.00 | 1 | -0.54 | 10 | -5.40 | |
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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