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Rapid:
Individual Calculations January 2017 |
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| Ferrah, Hacene Total change: -1.40 | |   |
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| Open National de Blida | Blida | ALG | 2016-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2010 | 1774 | 0.00 | 2 | -0.42 | 20 | -8.40 | |
|  Moulay, Mehdi | | | 1979 | ALG | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Hammadi, Djamel | | | 2040 | ALG | 0.00 | 1 | -0.18 | 20 | -3.60 | |
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) | | | | Seniors tournament 2016 | Skikda | ALG | 2016-12-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1661 | 1774 | 1.00 | 1 | 0.35 | 20 | 7.00 | |
| | Ferradji, Amar | | | 1661 | ALG | 1.00 | 1 | 0.35 | 20 | 7.00 | |
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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