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Individual Calculations September 2023 |
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| Fuller Ii, James A Total change: -9.60 | |   |
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| 6th Annual Irwin National Tournament of Senior State Champions | Grand Rapids, Michigan | USA | 2023-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1731 | 1674 | 1.50 | 4 | -0.24 | 40 | -9.60 | |
|  Cotreau, Kevin L | | | 1967 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Fischer, Robert J | | | 1790 | USA | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Porth, Adam | | | 1565 | USA | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Johansen, Thomas V | | | 1601 | USA | 0.50 | 1 | -0.10 | 40 | -4.00 | |
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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