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Individual Calculations September 2016 |
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| Kosokin, Valeriy Total change: 2.80 | |   |
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| 62nd Iowa Open Championship | Coralville, Iowa | USA | 2016-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1948 | 2259 | 1.00 | 1 | 0.14 | 20 | 2.80 | |
|  McLaughlin, James F | | | 1948 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | |
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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