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Individual Calculations July 2015 |
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| Zak, Uriel Total change: 7.00 | |   |
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| Liga Artzit Mercaz 2015 Round 7-9 | various | ISR | 2015-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2154 | 2261 | 2.50 | 3 | 0.57 | 10 | 5.70 | |
|  Klar, Nir | | | 2067 | ISR | 1.00 | 1 | 0.25 | 10 | 2.50 | |  Troper, Yaacov | | | 2207 | ISR | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Tratatovici, Dan | | | 2187 | ISR | 0.50 | 1 | -0.10 | 10 | -1.00 | |
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) | | | | Mark Centre Spring 2015 | Tel Aviv | ISR | 2015-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 2261 | 5.00 | 6 | 0.13 | 10 | 1.30 | |
| | Bar-Or, Ornan | | | 1882 | ISR | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Hadari, Ariel | | | 2025 | ISR | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Gershkowich, David | f | | 2258 | ISR | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Levi, Yoel | | | 1893 | ISR | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Friedland, Moshe | | | 1931 | ISR | 0.50 | 1 | -0.38 | 10 | -3.80 | | | Lotsov Har-Zahav, Avraham | | | 1926 | ISR | 1.00 | 1 | 0.12 | 10 | 1.20 | |
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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