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Individual Calculations May 2018 |
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| Cohen, Yaacov Total change: 1.20 | |   |
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| 33rd Czerniak Memorial 2018 Open B | Tel Aviv | ISR | 2018-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1612 | 1447 | 1.50 | 5 | 0.06 | 20 | 1.20 | |
|  Tsur, Gil | | | 1625 | ISR | 0.00 | 1 | -0.27 | 20 | -5.40 | |  Tsarfati, Ohn | | | 1636 | ISR | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Samarin, Leonid | | | 1669 | ISR | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Dror, Levi | | | 1678 | ISR | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Dayan, Itay | | | 1452 | ISR | 0.50 | 1 | 0.01 | 20 | 0.20 | |
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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