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Individual Calculations September 2023 |
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| Rhine, Frederick S Total change: 0.00 | |   |
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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 |
| 1975 | 1890 | 2.50 | 6 | 0.00 | 20 | 0.00 | |
|  Managadze, Nikoloz | m | | 2371 | GEO | 0.00 | 1 | -0.05 | 20 | -1.00 | |  French, J Kevin | | | 1736 | USA | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Johansen, Thomas V | | | 1601 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Kosokin, Valeriy | | | 2186 | UZB | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Truelson, Nels W | | | 1990 | USA | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Cotreau, Kevin L | | | 1967 | USA | 0.00 | 1 | -0.39 | 20 | -7.80 | |
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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