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Individual Calculations July 2015 |
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| Portnoy, Mikhail Total change: 3.20 | |   |
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| Haifa/Nesher Chess Club Spring 2015 | Nesher | ISR | 2015-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 2095 | 4.00 | 9 | -0.04 | 20 | -0.80 | |
|  Levitan, Tal | | | 1946 | ISR | 0.50 | 1 | -0.20 | 20 | -4.00 | |  Gordon, Evgeny | | | 2012 | ISR | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Margovsky, Naum | | | 2125 | ISR | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Rozhik, Aaron | | | 2030 | ISR | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Katzir, Moshe | | | 2148 | ISR | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Axelrod, Arie | f | | 2269 | ISR | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Gurbanov, Andrei | f | | 2355 | ISR | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Kantarji, Pinchas | f | | 2453 | ISR | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Levin, Daniel | | | 1949 | ISR | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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) | | | | Liga Alef Tzafon 2015 Round 9-10 | various | ISR | 2015-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1857 | 2095 | 1.00 | 1 | 0.20 | 20 | 4.00 | |
| | Noy, Shalom | | | 1857 | ISR | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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) | | |
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