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Individual Calculations September 2021 |
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| Hobbs, Richard Parker 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 | K | K*chg | Game |
| 2040 | 1710 | 0.50 | 4 | 0.00 | 40 | 0.00 | |
|  Perez, Ignacio | f | | 2063 | USA | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Moussa, Alaa-Addin | c | | 1969 | PLE | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Markzon, Gregory | f | | 2069 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Hulsey, Mark Allen | | | 2060 | 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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