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Individual Calculations July 2021 |
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| Wahl, Jackson Total change: -3.00 | |   |
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| 2021 National Open - Under 2300 | Las Vegas, Nevada | USA | 2021-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 2033 | 1.50 | 3 | -0.15 | 20 | -3.00 | |
|  Kishinevsky, Dimitry | | | 2053 | USA | 0.50 | 1 | 0.03 | 20 | 0.60 | |  Melvin, Bill | | | 1951 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Salik, Serkan | | | 1986 | USA | 0.00 | 1 | -0.57 | 20 | -11.40 | |
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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