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Individual Calculations August 2022 |
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| George Samir, David Total change: -0.80 | |   |
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| 2022 African Youth Chess Championships - U18 Open | Lusaka | ZAM | 2022-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1818 | 5.00 | 9 | -0.95 | 40 | -38.00 | |
|  Willemse, Revian | | | 1393 | NAM | 1.00 | 1 | 0.07 | 40 | 2.80 | |  Segelaar, Geriant | | | 1418 * | RSA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Prospero, Alexandre | | | 2019 | ANG | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Saveliy, Yakolev | | | 1398 | TAN | 0.50 | 1 | -0.43 | 40 | -17.20 | | | Mkandawire, Samuel | | | 1414 | ZAM | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gounder, Rowan | | | 1460 | RSA | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Hany Kamal, Mohamed | c | | 2026 | EGY | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Oluka, Robert Mcligeyo | | | 1823 | KEN | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Handiya, Joseph | | | 1896 | ZAM | 0.00 | 1 | -0.39 | 40 | -15.60 | | | * 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) | | | | Shooting Club Chess Festival | Giza | EGY | 2022-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1760 | 1818 | 5.50 | 8 | 0.93 | 40 | 37.20 | |
| | Hosny Abdel Samei, Mohamed | | | 1469 | EGY | 0.00 | 1 | -0.89 | 40 | -35.60 | | | Vijay, Arnav | | | 1438 | EGY | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Fadel, Mina | | | 1555 | EGY | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Hossam Mohamed, Adham | | | 1663 | EGY | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Bauomy, Magdy | | | 1714 | EGY | 1.00 | 1 | 0.36 | 40 | 14.40 | | | El Arousy, Abdul Hameed | m | | 2162 | EGY | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Himdan, Maher | m | | 2168 | EGY | 1.00 | 1 | 0.89 | 40 | 35.60 | | | Rezk, Romany | | | 1910 | EGY | 0.50 | 1 | 0.13 | 40 | 5.20 | |
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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