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Individual Calculations July 2010 |
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| Mokhtar, Ahmed Total change: 9.45 | |   |
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| Egyptian League 2009/2010 Final Stage | Many Cities | EGY | 2010-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 2297 | 3.50 | 5 | 0.25 | 15 | 3.75 | |
|  Yousry, Salah | | | 2289 | EGY | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Yousry, Salah | | | 2289 | EGY | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Hesham, Abdelrahman | f | | 2096 | EGY | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Gamal Eldin, Shereif | | | 2054 | EGY | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Zayan, Osama | | | 2174 | EGY | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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) | | | | 9th Al Saleh International Open Chess Championship 2010 | Taaz | YEM | 2010-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 2292 | 6.00 | 9 | 0.38 | 15 | 5.70 | |
| | Bukhalaf, Khalaf | | | 1892 * | BRN | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Mojahid, M S | | | 2052 | YEM | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Gagunashvili, Merab | g | | 2580 | GEO | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Wael Abdul, A | | | 2126 | YEM | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Al Badani, Abdu | f | | 2197 | YEM | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Savchenko, Stanislav | g | | 2553 | UKR | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Ayyad, Husain | f | | 2141 | BRN | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Akkam, Mazen | | | 2078 | SYR | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Al-Subaihi, Khalil | | | 2110 | YEM | 1.00 | 1 | 0.26 | 15 | 3.90 | | | * 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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