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Individual Calculations September 2011 |
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| Mahmoud, Merihan Total change: -52.20 | |   |
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| 13th Mahalla Open 2011 | Mahalla | EGY | 2011-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2076 | 1806 | 0.50 | 4 | -0.20 | 15 | -3.00 | |
|  Anwar, Ashraf | | | 2127 | EGY | 0.00 | 1 | -0.13 | 15 | -1.95 | |  Bakr, Mohamed | | | 2030 | EGY | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Nader, Mohamed | | | 2066 | EGY | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Elsenbary, Elsayed | | | 2082 | EGY | 0.00 | 1 | -0.17 | 15 | -2.55 | |
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) | | | | Elnokhba 2 for Women | Cairo | EGY | 2011-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1769 | 1806 | 2.00 | 8 | -2.39 | 15 | -35.85 | |
| | Wafa, Shahenda | | wf | 1664 | EGY | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Mahmoud, Maha | | | 1774 | EGY | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Ghazal, Marwa | | | 1749 | EGY | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Elansary, Eman | | wc | 1821 | EGY | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Elgohary, Fayrouz | | wc | 1804 | EGY | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Elgohary, Myada | | | 1745 | EGY | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Wafa, Shrook | | wf | 1829 | EGY | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Mohsen, Hend | | | 1767 | EGY | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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) | | | | The 26th Summer Universiade Individual Women | Shenzhen,China | CHN | 2011-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2041 | 1806 | 0.00 | 4 | -0.89 | 15 | -13.35 | |
| | Purtseladze, Maka | m | wg | 2206 * | GEO | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Zullkafli, Nur Shazwani | | wc | 2014 | MAS | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Mezioud, Amina | | wm | 2059 | ALG | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Nyamtuya, Unurjargal | | | 1886 | MGL | 0.00 | 1 | -0.39 | 15 | -5.85 | | | * 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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