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Individual Calculations March 2020 |
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| Rezk, Romany Total change: 135.60 | |   |
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| Egyptian Youth (Open ) Under 16 | Cairo | EGY | 2020-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1570 | 1671 | 7.00 | 8 | 1.99 | 40 | 79.60 | |
|  Atallah, Ahmed | | | 1346 | EGY | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Hesham, Zein | | | 1442 | EGY | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Ibrahim, Mohamed Ahmed | | | 1593 | EGY | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Kazem, Youssef | | | 1536 | EGY | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Tamer, Mohamed | f | | 1856 | EGY | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Sameh, Omar | | | 1588 | EGY | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Waheed Shawky, Youssef | | | 1509 | EGY | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Magdy, Maichel | | | 1686 | EGY | 1.00 | 1 | 0.52 | 40 | 20.80 | |
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) | | | | 9th Arena Chess Open Under 2000 | Cairo | EGY | 2020-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1667 | 3.00 | 5 | 1.40 | 40 | 56.00 | |
| | Ismail, Hany | | | 1952 | EGY | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Boles, Jovany | | | 1267 * | EGY | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Tamer, Ahmed | c | | 1988 | EGY | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Hafez, Mahmoud | | | 1921 | EGY | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Megahed, Wael | | | 1910 | EGY | 0.00 | 1 | -0.20 | 40 | -8.00 | | | * 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) | | |
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