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Individual Calculations January 2020 |
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| Mahmoud, Abdelrahman Total change: -19.40 | |   |
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| First Grade Clubs Chess Championship-2019 | Amman | JOR | 2019-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2012 | 2005 | 2.50 | 7 | -0.97 | 20 | -19.40 | |
|  Abuomar, Ahmed | | | 1986 | JOR | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Ibrahim, Alwahsh | | | 2013 | JOR | 0.00 | 1 | -0.49 | 20 | -9.80 | |  Ibrahim, Alsalos | | | 1845 | JOR | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Mansour, Sameer | f | | 2261 | JOR | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Saif, Malek | c | | 2155 | JOR | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Fathi, Naser | | | 1901 | JOR | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Fauzi, Akram | | | 1926 | JOR | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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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