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Individual Calculations April 2019 |
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| Alasayfar, Abdulkarem Total change: -12.20 | |   |
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| Arab Chess Club Championship 2019 Open | Hammamet | TUN | 2019-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2028 | 1933 | 2.00 | 7 | -0.61 | 20 | -12.20 | |
|  Al-Aqrabi, Saleh | c | | 2131 | YEM | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Maasarani, Mahmoud | | | 2035 | LBN | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Taher, Ali | | | 2017 | JOR | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Al Azmi, Khalaf | | | 1714 | KUW | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Moayed, Obied | c | | 2126 | JOR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Al Ghamdi, Ahmed M | c | | 2103 | KSA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Moulay, Mehdi | | | 2067 | ALG | 0.50 | 1 | 0.18 | 20 | 3.60 | |
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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