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Individual Calculations September 2021 |
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| Cotreau, Kevin L Total change: 0.00 | |   |
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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 | Rp | K | K*chg | Game |
| 2016 | 0 | 2.00 | 5 | 0.00 | 1944 | | 0.00 | |
|  Root, Douglas D | m | | 2465 | USA | 0.00 | 1 | 0.00 | | 0.00 | |  Samuel, Joshua | | | 1583 | USA | 1.00 | 1 | 0.00 | | 0.00 | | | Szpisjak, Steven J | | | 2061 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Sciacca, Patrick | | | 2045 | USA | 0.00 | 1 | 0.00 | | 0.00 | | | Farrell, John F | | | 1925 | USA | 1.00 | 1 | 0.00 | | 0.00 | |
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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