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Individual Calculations March 2018 |
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| Ali, Abdulaziz Total change: 2.60 | |   |
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| Arab Youth Chess Championships U18(open) 2017 | Sharjah | UAE | 2018-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1918 | 1875 | 2.00 | 7 | -1.10 | 20 | -22.00 | |
|  Mohamed, Marshool | | | 1831 | UAE | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Zayan, Mohamed | f | | 2153 | EGY | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Araoun, Saadi | c | | 2064 | ALG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Al-Bashayra, Yazan | f | | 1881 | JOR | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Al-Zaabi, Sultan | c | | 1927 | UAE | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Al Balushi, Emad | | | 1592 | OMA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Mohammad, Nouali | f | | 1979 | TUN | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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 Chess Club Cup 2017 | Sharjah | UAE | 2018-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 1875 | 2.00 | 2 | 1.23 | 20 | 24.60 | |
| | Issa, Rafat | f | | 2275 * | JOR | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Shaker, Musab | | | 1734 | BRN | 1.00 | 1 | 0.31 | 20 | 6.20 | | | * 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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