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Individual Calculations January 2022 |
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| Zaibi, Amir Total change: 18.30 | |   |
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| Arab Indv. Chess Championship 2021 (Open) | Dubai | UAE | 2021-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2344 | 2399 | 7.00 | 9 | 1.83 | 10 | 18.30 | |
|  Tagelsir , Abubaker | f | | 2210 | SUD | 1.00 | 1 | 0.25 | 10 | 2.50 | |  Aziz, Husain | m | | 2357 | QAT | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Khairallah, Faisal | f | | 2247 | LBN | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Bellahcene, Bilel | g | | 2528 | ALG | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Khader, Sami | m | | 2358 | JOR | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Elarabi, Abobker Mohamed | f | | 2302 | LBA | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Tissir, Mohamed | m | | 2376 | MAR | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Msellek, Ilyass | f | | 2383 | MAR | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Eiti, Bashir | m | | 2334 | SYR | 1.00 | 1 | 0.41 | 10 | 4.10 | |
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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