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Individual Calculations January 2009 |
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| Zaibi, Amir Total change: 15.00 | |   |
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| 1st Tunisia International Chess Open | Monastir | TUN | 2008-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2230 | 2018 | 2.50 | 6 | 1.00 | 15 | 15.00 | |
|  Douissa, Oussama | | | 2217 | TUN | 1.00 | 1 | 0.76 | 15 | 11.40 | |  Miezis, Normunds | g | | 2368 | LAT | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Chikhaoui, Walid | f | | 2284 | TUN | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Mihoubi, Saad | | | 2013 | ALG | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Njili, Kamel | | | 2368 | TUN | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Jarraya, Zied | | | 2128 | TUN | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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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