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Individual Calculations July 2018 |
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| Gahfer, Khaled Total change: 7.80 | |   |
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| Final 31st Libyan U1800 Open Championship | Shahat | LBA | 2018-04-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1636 | 1787 | 2.50 | 3 | 0.39 | 20 | 7.80 | |
|  Hassan, Abdalgader Khalifa | | | 1665 | LBA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Mohammed, Hatem | | | 1614 | LBA | 1.00 | 1 | 0.27 | 20 | 5.40 | |  Galaiow, Hosam Faraj | | | 1630 | LBA | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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) | | |
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