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Rapid:
Individual Calculations March 2018 |
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| Latreche, Sabrina Total change: -45.40 | |   |
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| Arab Women Rapid Chess Championship 2017 | Sharjah | UAE | 2018-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 1956 | 1.50 | 6 | -1.99 | 20 | -39.80 | |
|  Raya, Alnaimat | | | 1662 | JOR | 0.00 | 1 | -0.85 | 20 | -17.00 | |  Mezioud, Amina | | wm | 2075 | ALG | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Boshra, Alshaeby | | wf | 1978 | JOR | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Alattar, Ghayda M. | | wf | 1912 | JOR | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Toubal, Hayat | | wm | 1919 | ALG | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Jalaluldeen, Kareen Kamal J. | | wf | 1793 | IRQ | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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) | | | | Open Youm Echahid Salah Bey 2018 | Salah Bey (W Setif) | ALG | 2018-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1738 | 1956 | 5.00 | 7 | -0.28 | 20 | -5.60 | |
| | Hassad, Badri | | | 1556 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Serrai, Abderezzak | | | 1648 | ALG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Boukazata, Djamel | | | 1784 | ALG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Boudjoghra, Adleine | | | 1640 | ALG | 0.00 | 1 | -0.87 | 20 | -17.40 | | | Hellal, Noureddine | | | 1696 | ALG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Semahi, Lazhar | | | 2103 | ALG | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Semaoune, Marouane | | | 1738 | ALG | 1.00 | 1 | 0.22 | 20 | 4.40 | | | * 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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