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Individual Calculations September 2013 |
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| Westreich, Itay Total change: -4.80 | |   |
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| Grand Prize 2013 Youth | Tel Aviv | ISR | 2013-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1918 | 1.50 | 4 | -0.16 | 30 | -4.80 | |
|  Reshef, Omer | | | 2211 | ISR | 0.00 | 1 | -0.15 | 30 | -4.50 | |  Poleg, Dan | | | 1847 | ISR | 1.00 | 1 | 0.40 | 30 | 12.00 | | | Poleg, Matan | | | 2058 | ISR | 0.00 | 1 | -0.31 | 30 | -9.30 | | | Federovski, Adi | | | 1844 | ISR | 0.50 | 1 | -0.10 | 30 | -3.00 | |
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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