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Individual Calculations September 2010 |
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| Preda, Iulian Total change: -12.75 | |   |
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| Tulcea International Chess Festival | Tulcea | ROU | 2010-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2071 | 1804 | 0.00 | 1 | -0.18 | 25 | -4.50 | |
|  Jega, Gabriel | | | 2071 | ROU | 0.00 | 1 | -0.18 | 25 | -4.50 | |
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) | | | | Open Chess Petrosani | Petrosani | ROU | 2010-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1873 | 1804 | 0.50 | 2 | -0.33 | 25 | -8.25 | |
|  Cicortas, Serban-Eugen | | | 1715 | ROU | 0.50 | 1 | -0.12 | 25 | -3.00 | | | Mitrica, Octavian-Dianu | | | 2030 | ROU | 0.00 | 1 | -0.21 | 25 | -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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