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Individual Calculations February 2015 |
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| Khalifah, Khaled Total change: 0.80 | |   |
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| Elite Youth CH tt U 08-10-12-14 Boys | Dubai | UAE | 2014-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1286 | 1340 | 1.00 | 1 | 0.42 | 40 | 16.80 | |
|  Khaled, Tarek Altaher | | | 1286 | UAE | 1.00 | 1 | 0.42 | 40 | 16.80 | |
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) | | | | Arab Youth Chess CH. (Open U8) | Abu Dhabi | UAE | 2015-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1284 | 1362 | 2.00 | 4 | -0.40 | 40 | -16.00 | |
|  Altaher, Khaled Tarek | | | 1235 | UAE | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Tamer, Ahmed | c | | 1626 | EGY | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Rodha, Al Serkal | | | 1062 | UAE | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Benyahia, Safine | | | 1213 | ALG | 0.00 | 1 | -0.70 | 40 | -28.00 | |
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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