Individual Calculations January 2020 |
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Zaibi, Amir Total change: 20.90 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Arab championship 2019 open | Mostaganem | ALG | 2019-11-27 |
Rc | Ro | w | n | change | K | K*chg | Game |
2285 | 2369 | 7.50 | 9 | 2.09 | 10 | 20.90 | |
| Al Salman, Mohamad | | | 1970 | LBN | 1.00 | 1 | 0.08 | 10 | 0.80 | | Nassr, Ali | m | | 2244 | ALG | 1.00 | 1 | 0.33 | 10 | 3.30 | | Bellahcene, Bilel | g | | 2539 | ALG | 0.50 | 1 | 0.22 | 10 | 2.20 | | Elarabi, Abobker Mohamed | f | | 2326 | LBA | 1.00 | 1 | 0.44 | 10 | 4.40 | | Abdulwahhab, Ahmed Abdulsattar A | f | | 2228 | IRQ | 0.50 | 1 | -0.19 | 10 | -1.90 | | Issa, Rafat | f | | 2384 | JOR | 1.00 | 1 | 0.52 | 10 | 5.20 | | Mansour, Sameer | f | | 2261 | JOR | 0.50 | 1 | -0.15 | 10 | -1.50 | | Saeed, Ishaq | m | | 2426 | UAE | 1.00 | 1 | 0.58 | 10 | 5.80 | | Brahami, Lamine | f | | 2185 | ALG | 1.00 | 1 | 0.26 | 10 | 2.60 | | 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) | |
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