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Individual Calculations July 2009 |
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| Tamba, Dumitru Total change: -20.70 | |   |
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| Grand Prix Iasi 2009 - 2nd stage | Iasi | ROU | 2009-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1774 | 1875 | 0.50 | 3 | -1.38 | 15 | -20.70 | |
|  Acsinte, Matei-Ionut | | | 1624 | ROU | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Parlog, Stefan | | | 1971 | ROU | 0.00 | 1 | -0.37 | 15 | -5.55 | |  Ghita, Levi | | | 1728 | ROU | 0.00 | 1 | -0.70 | 15 | -10.50 | |
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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