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Individual Calculations December 2020 |
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| Ben Ari, Yannay Total change: 14.50 | |   |
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| Semifinals Israeli Championship Kfar Saba 2020 Part 2 after Quarantine | Kfar Saba | ISR | 2020-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2374 | 2383 | 3.50 | 4 | 1.45 | 10 | 14.50 | |
|  Haimovich, Tal | m | | 2375 | ISR | 1.00 | 1 | 0.49 | 10 | 4.90 | |  Sokolovsky, Yahli | f | | 2489 | ISR | 1.00 | 1 | 0.64 | 10 | 6.40 | | | Shachar, Ehud | m | | 2361 | ISR | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Kochavi, Ori | f | | 2272 | ISR | 0.50 | 1 | -0.15 | 10 | -1.50 | |
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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