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Individual Calculations September 2021 |
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| Khmelnitsky, Igor Total change: 2.60 | |   |
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| 4th Annual John T. Irwin National Tournament of Senior State Champions | Cherry Hill, New Jersey | USA | 2021-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2133 | 2469 | 5.50 | 6 | 0.26 | 10 | 2.60 | |
|  Moussa, Alaa-Addin | c | | 2069 * | PLE | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Perez, Ignacio | f | | 2069 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Winslow, Elliott | m | | 2152 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Enkhbat , Tegshsuren | m | | 2264 | USA | 0.50 | 1 | -0.26 | 10 | -2.60 | | | Szpisjak, Steven J | | | 2069 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Eckert, Doug D | f | | 2172 | USA | 1.00 | 1 | 0.15 | 10 | 1.50 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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