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Individual Calculations July 2015 |
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| Ait Abbas, Yacine Total change: -6.80 | |   |
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| International Open Tournament June 2015 U1900 Elo | Algiers | ALG | 2015-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1573 | 1819 | 3.00 | 4 | -0.17 | 40 | -6.80 | |
|  Afgoun, Tinhinane | | | 1419 * | ALG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Djema, Abdennour | | | 1628 | ALG | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Benelouezzane, Mourad | | | 1556 | ALG | 0.00 | 1 | -0.82 | 40 | -32.80 | | | Merbouhi, Wail | | | 1688 | ALG | 1.00 | 1 | 0.32 | 40 | 12.80 | | | * 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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