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Individual Calculations January 2015 |
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| Toubal, Hayat Total change: -44.20 | |   |
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| 13 eme edition de la coupe d'Algerie individuelle | Algiers | ALG | 2014-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2222 | 1930 | 0.00 | 2 | -0.30 | 20 | -6.00 | |
|  Nassr, Ali | m | | 2222 | ALG | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Nassr, Ali | m | | 2222 | ALG | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | 2014 Arab Individual Chess Championship - Women Arab Fide | Amman | JOR | 2014-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1930 | 3.50 | 9 | -1.91 | 20 | -38.20 | |
| | Al-Rufaye, Iman Hasan Mohammed | | wm | 2112 | IRQ | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Latreche, Sabrina | | wm | 2058 | ALG | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Razan, Alshaeby | | | 1798 | JOR | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Wafa, Shahenda | | wm | 1982 | EGY | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Boshra, Alshaeby | | wf | 1923 | JOR | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Al Kanderi, Suad | | | 1530 * | KUW | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Alattar, Ghayda M. | | wf | 1975 | JOR | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Anwar, Al-Bzoor | | | 1537 | PLE | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Alrasheed, Abeer | | | 1530 * | KUW | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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