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Rapid:
Individual Calculations December 2018 |
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| Kahan, Sami Total change: 10.20 | |   |
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| Israel Rapid Championship 2018 for Seniors - 65 | Jaffa | ISR | 2018-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1800 | 1588 | 2.00 | 6 | 0.51 | 20 | 10.20 | |
|  Bernstein, Nathan | | | 1976 | ISR | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Shorek, Mordechai | | | 1797 | ISR | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Meizlin, Yaacov | | | 1949 | ISR | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Granot, Yossi | | | 1759 | ISR | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Grinberg, Yaacov | | | 1646 | ISR | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Regenbogen, Yoseph | | | 1675 | ISR | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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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