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Individual Calculations February 2019 |
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| Portnoy, Joy Total change: 22.80 | |   |
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| Liga Beit Merkaz 2019 1-2 | Various | ISR | 2019-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1508 | 1277 | 1.00 | 2 | 0.57 | 40 | 22.80 | |
|  Shvika, Sharon | | | 1431 | ISR | 1.00 | 1 | 0.71 | 40 | 28.40 | |  Etingof, Yury | | | 1585 | ISR | 0.00 | 1 | -0.14 | 40 | -5.60 | |
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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