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Rapid:
Individual Calculations December 2013 |
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| Elshaafi, Ali Total change: 20.40 | |   |
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| Libya rapid 2013 | Tobruk | LBA | 2013-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 1747 | 2.00 | 3 | 1.02 | 20 | 20.40 | |
|  Al Sori, Mohamed | | | 1852 | LBA | 1.00 | 1 | 0.64 | 20 | 12.80 | |  Gahfer, Khaled | | | 1735 | LBA | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Madi, Emad | | | 2111 | LBA | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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) | | |
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