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Rapid:
Individual Calculations September 2015 |
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| Al Khawaja, Mohamed M Total change: -3.20 | |   |
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| Al Khobar Chess Championship | Al Khobar | KSA | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 1933 | 0.50 | 2 | -0.36 | 20 | -7.20 | |
|  Al Ghamdi, Ahmed M | | | 2175 | KSA | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Salahat , Mohamed N | | | 1817 | KSA | 0.00 | 1 | -0.66 | 20 | -13.20 | |
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) | | | | Riyadh International Chess Championship | Riyadh | KSA | 2015-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 1933 | 0.50 | 1 | 0.20 | 20 | 4.00 | |
| | Al Mutairi, Hassan S | | | 2086 | KSA | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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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