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Individual Calculations October 2017 |
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| Semahi, Lazhar Total change: -47.60 | |   |
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| 30th Agerian Team Chess Championship 2017 | Oran | ALG | 2017-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 2123 | 1.00 | 3 | -1.19 | 40 | -47.60 | |
|  Moulay, Mehdi | | | 2011 | ALG | 0.00 | 1 | -0.65 | 40 | -26.00 | |  Mellah, Mohamed | | | 1993 | ALG | 0.00 | 1 | -0.68 | 40 | -27.20 | | | Seddiki, Yacine | | | 1809 | ALG | 1.00 | 1 | 0.14 | 40 | 5.60 | |
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) | | |
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