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Individual Calculations September 2013 |
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| Federovski, Adi Total change: 18.30 | |   |
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| Macabbiah 2013 Open | Jerusalem | ISR | 2013-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2073 | 1844 | 1.50 | 4 | 0.63 | 15 | 9.45 | |
|  Blaushtain, Boris | | | 2033 | ISR | 0.50 | 1 | 0.25 | 15 | 3.75 | |  Dotan, Valeria | | wf | 2059 | ISR | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Slonimskij, Arkadij | | | 2177 | RUS | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Hochman, Elnatan | | | 2021 | ISR | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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) | | | | Grand Prize 2013 Youth | Tel Aviv | ISR | 2013-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1975 | 1844 | 2.00 | 4 | 0.59 | 15 | 8.85 | |
| | Mindlin, Alon | | | 2244 * | ISR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Ofir, Eran | | | 1824 | ISR | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Hochshtad, Eyal | | | 1915 | ISR | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Westreich, Itay | | | 1918 | ISR | 0.50 | 1 | 0.10 | 15 | 1.50 | | | * 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) | | |
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