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Individual Calculations April 2019 |
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| Miswadah, Baha Total change: 23.40 | |   |
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| Arab Chess Club Championship 2019 Open | Hammamet | TUN | 2019-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1945 | 5.50 | 7 | 2.65 | 20 | 53.00 | |
|  Didar, Mohammed Zhaher Hassan | c | | 2200 | IRQ | 0.50 | 1 | 0.31 | 20 | 6.20 | |  Masrahi, Abdulrahman A | c | | 1959 | KSA | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Sattar, J. Al-Isawi | | | 2083 | IRQ | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Salman, Saleh | | | 2064 | YEM | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Hamad, Mohammad | | | 1800 | LBN | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Al-Hamlan, Faisal | | | 1895 | KUW | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Ismael, Namir Mohammed Ismael | c | | 2116 | IRQ | 1.00 | 1 | 0.73 | 20 | 14.60 | |
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) | | | | Arab Teams Chess Championship Open 2019 | Hammamet | TUN | 2019-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1945 | 1.00 | 6 | -1.48 | 20 | -29.60 | |
| | Al Saidi, Mohammed Khalfan | | | 1743 | OMA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Al-Hajiri, Bader | f | | 2155 | KUW | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Jabloun , Bilel | | | 1939 | TUN | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Idjeri, Yanis | | | 1942 | ALG | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Al-Aqrabi, Saleh | c | | 2099 | YEM | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Bouzidi, Ahmed | c | | 2199 | TUN | 0.00 | 1 | -0.19 | 20 | -3.80 | |
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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