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Individual Calculations September 2013 |
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| Sola Plaza, Gregorio Total change: -8.25 | |   |
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| XXXI Obert Internacional d'Escacs d'Andorra | Erts - La Massana | AND | 2013-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 1952 | 3.50 | 8 | -0.55 | 15 | -8.25 | |
|  Berkovich, Mark A | m | | 2352 * | ISR | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Riba Rivert, Valenti | | | 1552 * | AND | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Silva Rodriguez, Fernando | | | 2174 | ESP | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Fernandez Alonso, Miquel A. | | | 2107 | ESP | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Heredia Serrano, Carla | | wm | 2227 | ECU | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Gonzalvez Tamarit, Ruben | | | 1573 | ESP | 0.50 | 1 | -0.41 | 15 | -6.15 | | | Arias Velasco, Jose | | | 1715 | ESP | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Pignataro, Louis | | | 1833 | FRA | 0.00 | 1 | -0.66 | 15 | -9.90 | | | * 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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