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Individual Calculations January 2012 |
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| Latreche, Sabrina Total change: -16.65 | |   |
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| Pilsen Open 2011 | Plzen | CZE | 2011-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2130 | 1997 | 2.00 | 6 | 0.03 | 15 | 0.45 | |
|  Pokrupa, Marek | | | 2209 | CZE | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Tsenov, Tsvetoslav | | | 2142 | BUL | 0.50 | 1 | 0.19 | 15 | 2.85 | |  Vorobyov, Yrij | f | | 2200 | UKR | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Karhanek, Pavel | | | 2207 | CZE | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Toman, Jaroslav | | | 2197 | CZE | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Nad, Boris | | | 1827 | CZE | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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 |
| 1817 | 1997 | 2.50 | 5 | -1.14 | 15 | -17.10 | |
| | Dahdal, Lougain | | wm | 1828 | JOR | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Salem, Amna | | | 1697 | UAE | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Ibraheem, Delbak Ismael Ibraheem | | wm | 1919 | IRQ | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Al-Khelaifi, Salama | | wf | 1787 | QAT | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Elansary, Eman | | wc | 1855 | EGY | 0.00 | 1 | -0.69 | 15 | -10.35 | |
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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