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Individual Calculations September 2023 |
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| Guth, Joseph Raymond Total change: -37.60 | |   |
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| 2023 U.S. Senior Open Championship | Elmhurst, IL | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 1765 | 0.00 | 3 | -0.94 | 40 | -37.60 | |
|  Gilruth, Peter | | | 1981 | KEN | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Truelson, Nels W | | | 1990 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Cohen, Lawrence S | | | 1765 | USA | 0.00 | 1 | -0.50 | 40 | -20.00 | |
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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