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Individual Calculations February 2015 |
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| Adrar, Sofiane Total change: -17.20 | |   |
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| Arab Chess CH(Open U12) | Abu Dhabi | UAE | 2015-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1516 | 1569 | 2.00 | 6 | -1.37 | 40 | -54.80 | |
|  Rabeea, Sabah Nori | f | | 1912 | IRQ | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Elmorshdy, Begad | | | 1278 | EGY | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Ezzaldeen, Khaled | | | 1169 * | PLE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Yaser Ali , Wajih | | | 1533 | YEM | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Al Shamisi, Hareb Nasser | | | 1401 | UAE | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Loay, Sameer | | | 1804 | JOR | 0.50 | 1 | 0.29 | 40 | 11.60 | | | * 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) | | | | Bejaia International open 2015 | Bejaia | ALG | 2015-01-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 1569 | 1.50 | 5 | 0.94 | 40 | 37.60 | |
| | Gourari, Moustafa | | | 1969 * | ALG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Alnami, Salaheddin | | | 1881 | LBA | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Kasparova, Tatiana | | wm | 1969 * | BLR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hamla, Nabil | | | 1896 | ALG | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Toubal, Hayat | | wm | 1886 | ALG | 0.50 | 1 | 0.37 | 40 | 14.80 | | | * 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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