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Rapid:
Individual Calculations December 2014 |
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| Seif, Ahmed Total change: -11.00 | |   |
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| NCB International Chess Championship | Jeddah | KSA | 2014-11-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1881 | 2096 | 2.50 | 4 | -0.55 | 20 | -11.00 | |
|  Ghadoori, Mohammed | | | 1755 | KSA | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Amper, Rick | | | 1956 | PHI | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Elbolok, Mohamed | | | 1844 | EGY | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Mandap, Vladimir | | | 1970 | PHI | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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