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Individual Calculations April 2021 |
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| Boiko, Keren Total change: -16.80 | |   |
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| Rishon Lezion automn 2020-21 upto 1800 | Rishon Lezion | ISR | 2020-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1468 | 1141 | 0.00 | 3 | -0.42 | 40 | -16.80 | |
|  Waisberg, Arnold | | | 1541 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Asherov, Aharon | | | 1541 * | ISR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dvorsky, David | | | 1323 | ISR | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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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