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Individual Calculations January 2012 |
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| Wafa, Shrook Total change: 21.60 | |   |
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| Zagaziq Open 2011 | Zaqaziq | EGY | 2011-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 1839 | 1.50 | 5 | 0.85 | 15 | 12.75 | |
|  El Arousy, Abdul Hameed | m | | 2239 * | EGY | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Aboutail, Mohamed | | | 2162 | EGY | 1.00 | 1 | 0.87 | 15 | 13.05 | |  Aly Ibrahim, Alaa | | | 2129 | EGY | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Ismail, Youssef | | | 2078 | EGY | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Amin, Ashraf | | | 2239 * | EGY | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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) | | | | Egyptian Championship 2011 | Cairo | EGY | 2011-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2232 | 1873 | 0.00 | 4 | -0.43 | 15 | -6.45 | |
| | Elbasuny, Fahmy | | | 2222 | EGY | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Abo Zekry, Mohamed | | | 2172 | EGY | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Kamel, Mahmoud | | | 2262 | EGY | 0.00 | 1 | -0.09 | 15 | -1.35 | | | El Ghazali, Youssef M | m | | 2273 * | EGY | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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) | | | | Arab Games 2011. Women Section. | Doha | QAT | 2011-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1812 | 1873 | 4.50 | 6 | 1.02 | 15 | 15.30 | |
| | Alattar, Ghayda M | | wf | 1850 | JOR | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Gharib, Alia Ali | | | 1799 | UAE | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Al-Rajab, Maha Layth Ismael | | wc | 1858 | IRQ | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Al-Khulaifi, Ghada | | | 1647 | QAT | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Arif, Fadoua | | wf | 1844 | MAR | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Hamza, Amira | | wc | 1874 | ALG | 1.00 | 1 | 0.50 | 15 | 7.50 | |
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) | | |
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