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Individual Calculations December 2018 |
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| Al-Bashayra, Yazan Total change: -25.60 | |   |
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| 26th Prince Mohamed Tournament- 2018 Open | Amman | JOR | 2018-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1769 | 1935 | 5.00 | 8 | -0.51 | 40 | -20.40 | |
|  Yadak.husam | | | 1535 * | PLE | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Mohammad, Alabas | | | 1634 | JOR | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Elsayed, Mohamed Samir | f | | 2304 | EGY | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Raya, Alnaimat | | | 1676 | JOR | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Amr, Majdalawi | c | | 1718 | JOR | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Moayed, Obied | | | 2125 | JOR | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Ali, Sakarnah | | | 1605 | JOR | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Elias, Redwan | | | 1552 | PLE | 1.00 | 1 | 0.09 | 40 | 3.60 | | | * 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) | | | | Arab Chess Individual Championship 2018 U18 Open | Hammamet | TUN | 2018-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 1935 | 3.00 | 7 | -0.13 | 40 | -5.20 | |
| | Zrikem, Nassim | c | | 2108 | MAR | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Chorfen, Youssef | | | 1709 | TUN | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Rebaz, Nasir Jamal | | | 1908 | IRQ | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Araoun, Saadi | c | | 2057 | ALG | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Mohamed, Nouali | f | | 2026 | TUN | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Al-Zaabi, Sultan | c | | 1945 | UAE | 0.00 | 1 | -0.49 | 40 | -19.60 | | | Ahmed, Jaza Jamal | c | | 2064 | IRQ | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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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