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Individual Calculations September 2018 |
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| Ebrahim, Ahmed Ebrahim Total change: -5.80 | |   |
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| 2nd Sharjah Summer Championship 2018(B) | Sharjah | UAE | 2018-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1193 | 1319 | 4.00 | 5 | 0.72 | 20 | 14.40 | |
|  Mohammed, Ahmed | | | 1028 | UAE | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Ali Sayel, Abu Azizah | | | 1362 | PLE | 1.00 | 1 | 0.56 | 20 | 11.20 | |  Sharon, Mathew | | | 1214 | FID | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Alhammadi, Khalifa Mohamed | | | 1062 | UAE | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Ghaith, Ahmed | | | 1298 | UAE | 1.00 | 1 | 0.47 | 20 | 9.40 | |
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) | | | | 25th Abu Dhabi Int. Chess Festival(Juniors) | Abu Dhabi | UAE | 2018-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1184 | 1308 | 3.00 | 6 | -1.01 | 20 | -20.20 | |
| | Pranav, V | | | 1708 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Ashraf, Marina | | | 1006 | EGY | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Mohammed, Ibrahim | | | 1110 | IND | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Tvisha, Mangesh Shah | | | 1061 | IND | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Anood, Ahmad | | | 1126 | UAE | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Skurygina, Sofiya | | | 1094 | KAZ | 1.00 | 1 | 0.23 | 20 | 4.60 | | | * 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) | | |
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