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Individual Calculations September 2023 |
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| Gratz, Glen E Total change: -11.40 | |   |
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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 |
| 1985 | 2111 | 2.00 | 4 | -0.57 | 20 | -11.40 | |
|  Flynn, Michael W | | | 1712 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kudrin, Sergey | g | | 2345 | USA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Truelson, Nels W | | | 1990 | USA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Szpisjak, Steven J | | | 1893 | USA | 0.00 | 1 | -0.78 | 20 | -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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