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Individual Calculations January 2010 |
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| El Jawich, Amro Total change: 6.65 | |   |
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| Lebanese Chess Championship 2009 | Beirut | LIB | 2009-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2000 | 4.00 | 8 | 2.12 | 25 | 53.00 | |
|  Marwan, Nassar | | | 2098 | LIB | 1.00 | 1 | 0.63 | 25 | 15.75 | |  Eid, Fadi | m | | 2376 | LIB | 0.50 | 1 | 0.41 | 25 | 10.25 | | | Kassis, Antoine | c | | 2249 | LIB | 0.50 | 1 | 0.31 | 25 | 7.75 | | | Khairallah, Faisal | f | | 2320 | LIB | 0.50 | 1 | 0.37 | 25 | 9.25 | | | Sakr, Nassim | | | 2149 | LIB | 0.50 | 1 | 0.20 | 25 | 5.00 | | | Najjar, Ahmad | f | | 2317 | LIB | 0.50 | 1 | 0.37 | 25 | 9.25 | | | Bassel, Charaf | | | 2050 | LIB | 0.50 | 1 | 0.07 | 25 | 1.75 | | | Mouradian, Knarik | | wm | 2202 | LIB | 0.00 | 1 | -0.24 | 25 | -6.00 | |
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) | | | NOTE: K factor changed | | 3rd Beirut Interrnational Open 2009 | Beirut | LIB | 2009-10-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2201 | 2056 | 1.00 | 4 | -0.30 | 15 | -4.50 | |
| | Bakr, Jwan | f | | 2311 | SYR | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Mohannad, Farhan | f | | 2297 | JOR | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Najjar, Ahmad | f | | 2317 | LIB | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Adeimi, Michel | | | 1878 | FRA | 0.50 | 1 | -0.23 | 15 | -3.45 | |
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) | | | NOTE: K factor changed | | World Youth Chess Championship-u14 | Antalya | TUR | 2009-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1824 | 2056 | 5.00 | 10 | -2.79 | 15 | -41.85 | |
| | Jung, Young Hoon | | | 1728 | KOR | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Baglan, Esat | | | 1762 | TUR | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Lee, Kah Meng Elgin | | | 1861 | MAS | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Le, Minh Hoang | | | 1940 | VIE | 0.00 | 1 | -0.66 | 15 | -9.90 | | | McDonald, Ian | | | 1656 * | SCO | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Mamaliga, Laurentiu | | | 1750 | MDA | 0.50 | 1 | -0.36 | 15 | -5.40 | | | San Pedro Morales, Marco A | | | 1830 | MEX | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Boztuna, Mehmet | | | 1785 | TUR | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Ebeling, Daniel | | | 1978 | FIN | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Manukyan, Sargis A. | | | 1949 | ARM | 0.00 | 1 | -0.65 | 15 | -9.75 | | | * 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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