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Individual Calculations September 2023 |
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| Bereolos, Peter Total change: 20.60 | |   |
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| 2023 U.S. Senior Open Championship | Elmhurst, IL | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 2158 | 4.50 | 6 | 1.03 | 20 | 20.60 | |
|  Sloan, Kenneth | | | 1859 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Sax, Robert David | | | 1758 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gilruth, Peter | | | 1981 | KEN | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Kraai, Jesse | g | | 2380 | USA | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Mitkov, Nikola | g | | 2447 | MKD | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Eckert, Doug D | f | | 2090 | USA | 0.50 | 1 | -0.09 | 20 | -1.80 | | | * 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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