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Individual Calculations April 2009 |
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| Othman, A. Moussa Total change: -2.50 | |   |
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| UAE League 2008 | Emirates | UAE | 2008-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2296 | 2336 | 1.50 | 3 | -0.16 | 10 | -1.60 | |
|  Amer, Mohamed | | | 2224 | EGY | 0.00 | 1 | -0.65 | 10 | -6.50 | |  Raetsky, Alexander | g | | 2440 | RUS | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Amer, Mohamed | | | 2224 | EGY | 1.00 | 1 | 0.35 | 10 | 3.50 | |
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) | | | | Arcapita Open | Manama | BRN | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2303 | 2324 | 3.50 | 7 | -0.09 | 10 | -0.90 | |
| | Malakhatko, Vadim | g | | 2610 | BEL | 0.00 | 1 | -0.16 | 10 | -1.60 | | | Saleh, Nora Mohd | | wm | 1974 | UAE | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Bagheri, Amir | g | | 2486 | IRI | 0.50 | 1 | 0.21 | 10 | 2.10 | | | Pelletier, Yannick | g | | 2560 | SUI | 0.00 | 1 | -0.20 | 10 | -2.00 | | | Mohamed, Sheer | | | 1974 | BRN | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Frhat, Ali | m | | 2408 | EGY | 0.00 | 1 | -0.38 | 10 | -3.80 | | | Ibrahim, Ismail | | | 2108 | UAE | 1.00 | 1 | 0.22 | 10 | 2.20 | |
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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