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Rapid:
Individual Calculations June 2015 |
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| Parkhov, Yair Total change: 23.60 | |   |
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| Ashdod Chess Club rapid May 2015 A | Ashdod | ISR | 2015-05-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2150 | 1954 | 2.50 | 5 | 1.18 | 20 | 23.60 | |
|  Veinberg, Nimrod | f | | 2291 | ISR | 1.00 | 1 | 0.88 | 20 | 17.60 | |  Belytsky, Alexandr | f | | 2226 | RUS | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Gorodetzky, David | f | | 2209 | ISR | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Martianov, Andre | | | 1948 | ISR | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Tal, Eyal | | | 2076 | ISR | 1.00 | 1 | 0.67 | 20 | 13.40 | |
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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