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Individual Calculations February 2022 |
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| Abd Alfatah, Naji Total change: 85.60 | |   |
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| Asian Seniors Chess Championship Over-50 | Damascus | SYR | 2021-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 1613 | 3.00 | 8 | 2.14 | 40 | 85.60 | |
|  Bello, Gassan | | | 2013 * | SYR | 1.00 | 1 | 0.92 | 40 | 36.80 | |  Al-Aqrabi, Saleh | c | | 2013 * | YEM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Omran, Kussai | | | 2007 | SYR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Naji, Eid | | | 1937 | SYR | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Maradni, Ghassan | | | 1875 | SYR | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Ayman, Jazayri | | | 1953 | SYR | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Alshaar, Nabil | | | 2013 * | SYR | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Salka, Amaar | | | 1958 | SYR | 0.00 | 1 | -0.11 | 40 | -4.40 | | | * 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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