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Rapid:
Individual Calculations June 2019 |
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| Wahba, David George Total change: 19.40 | |   |
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| Heliopolis Club Chess Rapid | Cairo | EGY | 2019-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1748 | 1348 | 1.00 | 5 | 0.60 | 20 | 12.00 | |
|  Ezat, Abdallah | | | 1748 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Elsersawy, Khaled | | | 1748 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ramy, Amir | | | 1748 * | EGY | 1.00 | 1 | 0.92 | 20 | 18.40 | |  Abdel Fatah, Mansour | | | 1748 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ismail, Hany | | | 1748 * | EGY | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Heliopolis Club Youth Rapid | Cairo | EGY | 2019-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1433 | 1348 | 2.00 | 4 | 0.37 | 20 | 7.40 | |
| | Magdy, Maichel | | | 1693 | EGY | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Rezk, Romany | | | 1301 | EGY | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Hossam Mohamed, Adham | | | 1208 | EGY | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Osama Nadief, Martin | | | 1531 | EGY | 1.00 | 1 | 0.74 | 20 | 14.80 | |
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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