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Individual Calculations May 2015 |
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| Erenberg, Ariel Total change: -21.00 | |   |
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| Israel Youth Championship Under 14 - 2015 | Ayanot | ISR | 2015-03-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1936 | 2265 | 6.00 | 8 | -0.88 | 20 | -17.60 | |
|  Viskind, Gili | | | 1865 * | ISR | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Yaniv, Ori | | | 1865 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Boruchovsky, Ron | | | 1865 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bronstein, Or | | | 2016 | ISR | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Drori, Saar | c | | 2173 | ISR | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Spitkowski, Thomas | | | 1865 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Poleg, Dan | | | 1975 | ISR | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Gruzman, Ilya | | | 1865 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | National Team Championship 2015 Round 9-10 | various | ISR | 2015-04-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2542 | 2269 | 0.00 | 1 | -0.17 | 20 | -3.40 | |
| | Greenfeld, Alon | g | | 2542 | ISR | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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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