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Individual Calculations January 2019 |
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| Boshra, Alshaeby Total change: 2.80 | |   |
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| Arab Indv. Chess Championship 2018(Women) | Dubai | UAE | 2018-11-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 2019 | 5.00 | 8 | 0.16 | 20 | 3.20 | |
|  Mariam, Essa | | | 1619 * | UAE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wafa, Shahenda | | wg | 2145 | EGY | 0.50 | 1 | 0.17 | 20 | 3.40 | |  Latreche, Sabrina | | wm | 2046 | ALG | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Jalloul, Maya | | wf | 1874 | LBN | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Nabaa, Sami Abbas Al-Attraqchi | | | 1811 | IRQ | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Wafa, Shrook | | wg | 2159 | EGY | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Mezioud, Amina | | wm | 2065 | ALG | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Yasmin, Ali | | | 1619 * | UAE | 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) | | | | 9th Sharjah Int. Cup Chess CH. 2018 | Sharjah | UAE | 2018-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 2019 | 4.00 | 7 | -0.02 | 20 | -0.40 | |
| | Socko, Monika | g | wg | 2419 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mkrtchian, Lilit | m | wg | 2392 | ARM | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Socko, Julia | | | 1619 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Al-Shamsi, Ousha | | | 1619 * | UAE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gevorgyan, Irina | | wm | 2301 | UZB | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Rouda Essa, Alserkal | | wc | 1619 * | UAE | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Al-Hammadi, Maryam Hussein | | | 1619 * | UAE | 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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