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Rapid:
Individual Calculations February 2013 |
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| Petrovs, Aleksandrs Total change: -31.20 | |   |
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| Riga 2012th Rapid Chess Championship | Riga | LAT | 2012-12-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1813 | 0.50 | 5 | -1.56 | 20 | -31.20 | |
|  Dzjuba, Vsevolod | | | 2213 * | LAT | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Fokaite, Gabriele | | | 1454 | LTU | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Melderis, Uldis | | | 2052 | LAT | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Jemeljanova, Irina | | | 1855 | LAT | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Ni, Polina | | | 1857 | LAT | 0.00 | 1 | -0.44 | 20 | -8.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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