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Individual Calculations April 2019 |
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| Al Ghamdi, Ahmed M Total change: 4.80 | |   |
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| Arab Chess Club Championship 2019 Open | Hammamet | TUN | 2019-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2064 | 2103 | 4.00 | 7 | 0.24 | 20 | 4.80 | |
|  Taieb, Sahbi | c | | 2101 | TUN | 1.00 | 1 | 0.50 | 20 | 10.00 | |  Taher, Ali | | | 2017 | JOR | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Al Azmi, Khalaf | | | 1714 | KUW | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Ameir, Moheb | m | | 2287 | EGY | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Noah, A .h. Al-Ali | m | | 2264 | IRQ | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Alasayfar, Abdulkarem | | | 1933 | LBA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Al-Aqrabi, Saleh | c | | 2131 | YEM | 1.00 | 1 | 0.54 | 20 | 10.80 | |
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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