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Individual Calculations September 2021 |
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| Casden, Alan Total change: -1.60 | |   |
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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 |
| 2062 | 2077 | 3.00 | 6 | -0.08 | 20 | -1.60 | |
|  Matros, Alexander | m | | 2365 | KAZ | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Sloan, Kenneth | | | 1922 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Szpisjak, Steven J | | | 2061 | USA | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Samuel, Joshua | | | 1677 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sherman, David | | | 2021 | USA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Burnett, Ronald Wayne | m | | 2325 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | * 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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