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Individual Calculations January 2013 |
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| Ramos, Efren Andres Total change: 16.20 | |   |
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| Centroamericano Por Equipos | Panama | PAN | 2012-11-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 2166 | 1.00 | 3 | -0.60 | 15 | -9.00 | |
|  Arias, Daniel | | | 2086 | ESA | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Lorenzana, Wilson Estuardo | m | | 2190 | GUA | 1.00 | 1 | 0.53 | 15 | 7.95 | |  Maynard, Francis | | | 2153 | CRC | 0.00 | 1 | -0.52 | 15 | -7.80 | |
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) | | | | Panama Chess Open 2 | Panama | PAN | 2012-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2291 | 2166 | 4.50 | 8 | 1.68 | 15 | 25.20 | |
| | Quesada Perez, Yuniesky | g | | 2566 * | CUB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Tapia, Alexei | | | 1849 | PAN | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Ruiz C, Joshua D | m | | 2332 | COL | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Quiroz, Michael | | | 1938 | PAN | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Vigoa Apecheche, Yanira | | wg | 2352 | CUB | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Alarcon Casellas, Rolando | m | | 2483 | CUB | 0.50 | 1 | 0.37 | 15 | 5.55 | | | Vera Siguenas, Deivy | f | | 2396 | PER | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Ruiz Sanchez, Orlen | f | | 2408 | CUB | 1.00 | 1 | 0.80 | 15 | 12.00 | | | * 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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