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Individual Calculations September 2021 |
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| Hulsey, Mark Allen Total change: -38.40 | |   |
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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 |
| 1897 | 2060 | 2.50 | 5 | -0.96 | 40 | -38.40 | |
|  Hargrove, James Eryk | | | 1749 | USA | 1.00 | 1 | 0.14 | 40 | 5.60 | |  Farrell, John F | | | 1925 | USA | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Perez, Ignacio | f | | 2063 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Sage, J Timothy | | | 2037 | USA | 0.50 | 1 | -0.03 | 40 | -1.20 | | | Hobbs, Richard Parker | | | 1710 | USA | 0.50 | 1 | -0.39 | 40 | -15.60 | |
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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