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Individual Calculations January 2023 |
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| Castillo Pena, Patricia Evarista Total change: -16.00 | |   |
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| 53rd annual National Chess Congress - U2000 | Philadelphia, PA | USA | 2022-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1486 | 1788 | 2.50 | 4 | -0.80 | 20 | -16.00 | |
|  Kashyap, Mahati B | | | 1388 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Lin, Benjamin Gu | | | 1557 | USA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Perez, Osvaldo | | | 1695 | FID | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Keefe, Chris Patrick | | | 1303 | USA | 0.50 | 1 | -0.46 | 20 | -9.20 | | | * 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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