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Individual Calculations January 2010 |
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| Gonzalez, Bernal Total change: -16.90 | |   |
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| Costa Rican National Championship Final 2009 | San Jose | CRC | 2009-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2190 | 2446 | 9.50 | 13 | -0.91 | 10 | -9.10 | |
|  Jimenez Alvarado, Alonso | | | 2046 * | CRC | 0.50 | 1 | -0.42 | 10 | -4.20 | |  Bermudez, Sergio | f | | 2176 | CRC | 0.00 | 1 | -0.83 | 10 | -8.30 | | | Granados, Carlos | | | 2132 | CRC | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Castillo Trujillo, Ivan | | | 2080 | CRC | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Cabrera, Marco Antonio | | | 2133 | CRC | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Murillo, Alexis | m | | 2309 | CRC | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Urbina Quiros, Edwin | | | 2116 | CRC | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Arias Santana, Mauricio | m | | 2344 | CRC | 0.00 | 1 | -0.64 | 10 | -6.40 | | | Alfaro, Carlos | | | 2130 | CRC | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Ruiz Blais, Sebastian | | | 2210 | CRC | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Valdes, Leonardo | m | | 2398 | CRC | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Hernandez Basante, Francisco | m | | 2272 | CRC | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Ugalde, Ronald | | | 2126 | CRC | 1.00 | 1 | 0.13 | 10 | 1.30 | | | * 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) | | | | Open San Salvador 2009 | San Salvador | ESA | 2009-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 2446 | 6.50 | 9 | -0.78 | 10 | -7.80 | |
| | Andrea, Melissa Mora Oviedo | | wc | 2046 * | HON | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Zepeda, Lorena | | wm | 2109 | ESA | 0.00 | 1 | -0.88 | 10 | -8.80 | | | Mejia, Giusseped | | | 2046 * | ESA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Arencibia, Antonio | | | 2133 | CUB | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Mencos, Claudia | | | 2046 * | GUA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Rocha, Maximiliano | | | 2221 | NCA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Baules, Jorge | m | | 2330 | PAN | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Barrientos, Sergio E | m | | 2468 | COL | 0.00 | 1 | -0.47 | 10 | -4.70 | | | Garcia, Sergio | | | 2119 | GUA | 1.00 | 1 | 0.13 | 10 | 1.30 | | | * 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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