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Individual Calculations December 2013 |
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| Silva, Rodrigo Souza Total change: 3.60 | |   |
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| IRT Campeonato Americano de Ajedrez para Ciegos y Limitados Visuales 2013 | Santa Marta | COL | 2013-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1800 | 1871 | 2.50 | 4 | 0.24 | 15 | 3.60 | |
|  Marques, Andre Rezende | | | 2003 | BRA | 0.50 | 1 | 0.18 | 15 | 2.70 | |  Lima, Mauricio Vicente De | | | 1906 | BRA | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Jaimes, Fredy Alexander | | | 1819 | COL | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Ramirez, Orlando | | | 1471 * | COL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | * 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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