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Individual Calculations February 2023 |
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| De Mastri, John Total change: -9.60 | |   |
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| Tim Just Winter Open XXXIX - U2100 Section | Schaumburg, IL | USA | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1636 | 1528 | 0.50 | 2 | -0.24 | 40 | -9.60 | |
|  Gagliano, Ethan A | | | 1780 | USA | 0.00 | 1 | -0.19 | 40 | -7.60 | |  Osborne, Keoni | | | 1491 | USA | 0.50 | 1 | -0.05 | 40 | -2.00 | |
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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