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Individual Calculations September 2023 |
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| Sailer, Mike Total change: -14.00 | |   |
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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 |
| 2066 | 2109 | 2.00 | 5 | -0.70 | 20 | -14.00 | |
|  Fedorowicz, John P | g | | 2388 | USA | 0.50 | 1 | 0.34 | 20 | 6.80 | |  Taylor, Timothy W | m | | 2103 | USA | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Sheaf, Michael A | | | 1708 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gibbins, Wilson K | | | 1981 | USA | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Torres, Javier Antonio | f | | 2149 | USA | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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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