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Individual Calculations April 2008 |
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| Vertkin, Sergey Total change: -1.65 | |   |
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| 17th Annual Eastern Class Championships | Sturbridge, Massachusetts | USA | 2008-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2401 | 2217 | 1.00 | 4 | -0.11 | 15 | -1.65 | |
|  Sammour-Hasbun, Jorge | f | | 2460 | PLE | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Zlotnikov, Mikhail | m | | 2371 | USA | 1.00 | 1 | 0.71 | 15 | 10.65 | |  Melekhina, Alisa | | wf | 2208 | USA | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Kudrin, Sergey | g | | 2566 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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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