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Individual Calculations July 2015 |
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| Kraus, Yair Total change: 62.20 | |   |
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| Ramat Gan Masters Spring 2015 Level A Group 3 | Ramat Gan | ISR | 2015-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2144 | 2109 | 4.50 | 7 | 1.27 | 20 | 25.40 | |
|  Vaissenberg, Pavel | | | 2239 | ISR | 1.00 | 1 | 0.68 | 20 | 13.60 | |  Zilberman, Yaacov | g | | 2398 | ISR | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Aharonovich, Itamar | | | 2279 | ISR | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Drori, Dan | f | | 2123 | ISR | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Magen, Amnon | | | 1995 | ISR | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Adar, Idan | | | 2035 | ISR | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Saadon, Netanel | | | 1938 | ISR | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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) | | | | Liga Artzit Tzafon 2015 Round 7-9 | various | ISR | 2015-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 2119 | 2.00 | 3 | 0.87 | 20 | 17.40 | |
| | Nor, Igor | | | 2260 | ISR | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Ignashkin, Valery | | | 2141 | ISR | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Steiner-Prozhanski, Giora | | | 2229 | ISR | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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) | | | | Petach Tikva Spring 2015 | Petach Tikva | ISR | 2015-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 2119 | 4.50 | 7 | 0.97 | 20 | 19.40 | |
| | Solomon, Asif | | | 1785 | ISR | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Helving, Yuval | | | 2093 | ISR | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Solan, Shay | | | 2160 | ISR | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Libman, Guy | | | 2244 | ISR | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Soffer, Ram | g | | 2463 | ISR | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Aroesti, Roee | | | 1969 | ISR | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Tal, Eyal | | | 2102 | ISR | 1.00 | 1 | 0.48 | 20 | 9.60 | |
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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