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Individual Calculations September 2013 |
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| Landa, Alex Total change: 15.30 | |   |
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| Macabbiah 2013 Open | Jerusalem | ISR | 2013-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1875 | 2.50 | 5 | 0.78 | 30 | 23.40 | |
|  Vaisberg, Michael | | | 2058 | ISR | 0.50 | 1 | 0.24 | 30 | 7.20 | |  Petrovski, Aleksandar | | | 2226 | MKD | 0.00 | 1 | -0.11 | 30 | -3.30 | | | Har-Even, Abir | | | 2093 | ISR | 0.00 | 1 | -0.22 | 30 | -6.60 | | | Lukin, Elisha | | | 1475 * | ISR | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Vinogradov, Victor | | | 2106 | ISR | 1.00 | 1 | 0.79 | 30 | 23.70 | | | * 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) | | | | Gideon Japhet International Open B | Jerusalem | ISR | 2013-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1875 | 1.50 | 5 | -0.27 | 30 | -8.10 | |
| | Golbart, Vadim | | | 2075 | ISR | 0.50 | 1 | 0.26 | 30 | 7.80 | | | Yosefashvilly, Michael | | | 2102 | ISR | 0.50 | 1 | 0.29 | 30 | 8.70 | | | Prvadivets, Vladimir | | | 1955 | ISR | 0.50 | 1 | 0.11 | 30 | 3.30 | | | Freiman, Mark | | | 1891 | ISR | 0.00 | 1 | -0.48 | 30 | -14.40 | | | Klein, Noam | | | 1913 | ISR | 0.00 | 1 | -0.45 | 30 | -13.50 | |
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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