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Individual Calculations October 2012 |
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| Ibarra Jerez, Jose Carlos Total change: -3.40 | |   |
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| XIV Open Internacional d’Escacs de Sants, Hostafrancs i La Bordeta Grup A | Barcelona | ESP | 2012-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2354 | 2540 | 7.00 | 10 | -0.34 | 10 | -3.40 | |
|  Svensen, Tarjei | | | 2140 * | NOR | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Guerrero Sanmarti, Richard | | | 2258 | ESP | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Valdes, Leonardo | m | | 2366 | CRC | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Hedman, Erik | f | | 2388 | SWE | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Kiewra, Keaton F | f | | 2364 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Rios, Cristhian Camilo | f | | 2398 | COL | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Cruz, Filemon | m | | 2410 | PER | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Collins, Sam E. | m | | 2459 | IRL | 0.00 | 1 | -0.61 | 10 | -6.10 | | | Sowray, Peter J | f | | 2375 | ENG | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Gallego Alcaraz, Andres Felipe | m | | 2377 | COL | 1.00 | 1 | 0.28 | 10 | 2.80 | | | * 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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