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Individual Calculations February 2023 |
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| Ahmed, Ali Bamatraf Total change: 104.40 | |   |
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| UAE League Chess Tournament 2022 - U14 | Dubai | UAE | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1072 | 1108 | 2.50 | 3 | 0.85 | 40 | 34.00 | |
|  Hamed, Alhasani | | | 1103 | UAE | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Saad, Jaber Alahbabi | | | 1010 | UAE | 1.00 | 1 | 0.37 | 40 | 14.80 | |  Hamed, Alhasani | | | 1103 | UAE | 0.50 | 1 | -0.01 | 40 | -0.40 | |
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) | | | | 2nd Ali Abu Khalil Memorial Master | Sharjah | UAE | 2023-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1419 | 1112 | 3.00 | 6 | 1.76 | 40 | 70.40 | |
| | Vihaan, Dumir | | | 1550 | IND | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Saif, Ahmed | | | 1858 | UAE | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Alali, Tammam. | | | 1309 | SYR | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Sriram, Venkatesan | | | 1108 | IND | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Mokhtar, Omar. | | | 1393 | SYR | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Alhammadi, Khalifa Mohamed | | | 1293 | UAE | 1.00 | 1 | 0.74 | 40 | 29.60 | |
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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