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Individual Calculations February 2023 |
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| Viera, Jeffren Total change: -130.40 | |   |
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| 2023 Charlotte Open - Under 2100 | Charlotte, North Carolina | USA | 2023-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1695 | 2002 | 1.00 | 5 | -3.26 | 40 | -130.40 | |
|  Cooke, Grayson | | | 1663 | USA | 0.00 | 1 | -0.88 | 40 | -35.20 | |  Natha, Nirav | | | 1602 * | USA | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Kumar, Sanjay | | | 1722 | USA | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Yang, Kevin | | | 1689 | USA | 0.00 | 1 | -0.86 | 40 | -34.40 | | | McQuillin, Danil | | | 1799 | USA | 0.00 | 1 | -0.76 | 40 | -30.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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