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Individual Calculations January 2009 |
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| Sierra, Edwin Andres Total change: 38.50 | |   |
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| IRT Juegos Nacionales ABS 2008 | San Andres | COL | 2008-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2251 | 2105 | 4.00 | 8 | 1.54 | 25 | 38.50 | |
|  Rojas Barrero, Andres H | | | 2253 | COL | 1.00 | 1 | 0.70 | 25 | 17.50 | |  Vittorino, Carlo | f | | 2342 | COL | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Diaz, Jaime Walter | | | 2246 | COL | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Camacho, Juan Sebastian | | | 2238 | COL | 0.50 | 1 | 0.18 | 25 | 4.50 | | | Diaz Cordoba, Fredy | | | 2266 | COL | 0.50 | 1 | 0.21 | 25 | 5.25 | | | Contreras, Henry | f | | 2210 | COL | 1.00 | 1 | 0.64 | 25 | 16.00 | | | Sanchez, Victor Hugo | | | 2170 | COL | 0.00 | 1 | -0.41 | 25 | -10.25 | | | Diaz, Ricardo | | | 2281 | COL | 0.50 | 1 | 0.23 | 25 | 5.75 | |
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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