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Rapid:
Individual Calculations January 2015 |
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| Sassoon, Roei Total change: -15.40 | |   |
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| Israel U-13 Preliminaries (North) 2014 | Tel Aviv | ISR | 2014-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1789 | 1857 | 1.00 | 3 | -0.77 | 20 | -15.40 | |
|  Landau, Amit | | | 1744 | ISR | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Gerber, Tal | | | 1775 | ISR | 1.00 | 1 | 0.39 | 20 | 7.80 | |  Gabizon, Eyal | | | 1849 | ISR | 0.00 | 1 | -0.51 | 20 | -10.20 | |
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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