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Individual Calculations July 2019 |
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| Omar Ahmed, Salah Total change: -2.80 | |   |
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| Katara Ramadan Chess Open 2019 | Doha | QAT | 2019-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1726 | 0.50 | 3 | -0.07 | 40 | -2.80 | |
|  Loyola, Rolenson | | | 2124 | PHI | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Felix, Winnie | | | 1818 | PHI | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Boidiya, Sidi | f | | 2063 | MTN | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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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