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Individual Calculations July 2012 |
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| Yahi, Mohamed Salem Total change: 44.40 | |   |
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| 47e Open Fide Chess XV Groupe A (1700-2199) | PARIS | FRA | 2012-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 1850 | 2.00 | 5 | 0.15 | 30 | 4.50 | |
|  Mayer, Philippe | | | 2083 | FRA | 0.50 | 1 | 0.29 | 30 | 8.70 | |  Djukic, Victor | | | 1818 | FRA | 0.00 | 1 | -0.54 | 30 | -16.20 | | | Roullois, Jerome | | | 1880 | FRA | 1.00 | 1 | 0.54 | 30 | 16.20 | | | Kouptsov, Vladimir | | | 2170 | RUS | 0.00 | 1 | -0.13 | 30 | -3.90 | | | Heyman, Jacques | | | 1846 | FRA | 0.50 | 1 | -0.01 | 30 | -0.30 | |
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) | | | | 1er Open de Nouakchott | Nouakchott | MTN | 2012-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 1850 | 2.50 | 4 | 0.97 | 30 | 29.10 | |
| | Sabar, Daoud | | | 2003 | MTN | 1.00 | 1 | 0.70 | 30 | 21.00 | | | Boydia , Sidi | | | 2002 | MTN | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Mohamed, Sidi Mbareck | | | 1965 | MTN | 0.50 | 1 | 0.16 | 30 | 4.80 | | | Tajidine, Sidi Mohamed | | | 1787 | MTN | 1.00 | 1 | 0.41 | 30 | 12.30 | |
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) | | | | 2ème Open de Nouakchott | Nouakchott | MTN | 2012-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1984 | 1850 | 1.00 | 2 | 0.36 | 30 | 10.80 | |
| | Sabar, Daoud | | | 2003 | MTN | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Mohamed, Sidi Mbareck | | | 1965 | MTN | 1.00 | 1 | 0.66 | 30 | 19.80 | |
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) | | |
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