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Individual Calculations December 2022 |
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| Umayan, Samantha Babol Total change: -32.40 | |   |
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| Philippine National Women Chess Championship Semi Finals | Quezon City | PHI | 2022-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1755 | 1554 | 0.50 | 5 | -0.81 | 40 | -32.40 | |
|  Derotas, Vic Glysen | | | 1826 | PHI | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Doroy, Allaney Jia G | | wf | 1966 | PHI | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Atog, Cyhrea Ruth | | | 1632 | PHI | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Calimbo, Marian | | | 1611 | PHI | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Canino, Ruelle | | | 1739 | PHI | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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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