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Individual Calculations July 2015 |
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| Dehmelt, Karl Total change: -7.00 | |   |
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| 2015 US Senior Open Championship | Schaumburg, Illinois | USA | 2015-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2213 | 2278 | 2.00 | 4 | -0.35 | 20 | -7.00 | |
|  Bondar, Leonid | | | 2083 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | |  Khatena, Moshe | | | 2109 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Ivanov, Alexander | g | | 2524 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Voelker, James R | | | 2135 | USA | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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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