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Individual Calculations January 2009 |
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| Atwi, Ali Total change: 8.50 | |   |
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| LEBANESE CHESS CHAMPIONSHIP | BEIRUT | LIB | 2007-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2219 | 2138 | 0.00 | 1 | -0.39 | 25 | -9.75 | |
|  Kassis, Antoine | | | 2219 | LIB | 0.00 | 1 | -0.39 | 25 | -9.75 | |
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) | | | | Lebanese Chess Championship 2008 | Antilias | LIB | 2008-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2200 | 2138 | 2.00 | 3 | 0.73 | 25 | 18.25 | |
|  Khairallah, Faisal | f | | 2350 | LIB | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Chahine, Abdallah | | | 2053 | LIB | 1.00 | 1 | 0.38 | 25 | 9.50 | | | Shamieh, Mahmoud | | | 2196 | LIB | 1.00 | 1 | 0.58 | 25 | 14.50 | |
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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