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Individual Calculations July 2010 |
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| Esquivel, Jose Edmond Total change: 10.45 | |   |
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| Memorial Alekhine | San Jose | CRC | 2010-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2127 | 1948 | 1.00 | 4 | -0.08 | 25 | -2.00 | |
|  Ugalde, Ronald | | | 2139 | CRC | 0.50 | 1 | 0.25 | 25 | 6.25 | | | Minero Pineda, Carlos | | | 2053 | CRC | 0.50 | 1 | 0.14 | 25 | 3.50 | |  Hernandez Alvarez, Tania Regla | | wm | 2136 | CUB | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Castillo, Rommel | | | 2181 | NCA | 0.00 | 1 | -0.21 | 25 | -5.25 | |
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) | | | | Campeonato Nacional Clasificatorio | Moravia | CRC | 2010-02-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2047 | 1948 | 3.00 | 8 | 0.06 | 25 | 1.50 | |
| | Cabrera, Marco Antonio | | | 2138 | CRC | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Vega, Edwin | | | 2047 | CRC | 1.00 | 1 | 0.64 | 25 | 16.00 | | | Vives, David | | | 2135 | CRC | 0.50 | 1 | 0.24 | 25 | 6.00 | | | Fernandez, Mario | | | 1991 | CRC | 0.00 | 1 | -0.44 | 25 | -11.00 | | | Jimenez Sancho, Pedro Pablo | | | 2012 | CRC | 1.00 | 1 | 0.59 | 25 | 14.75 | | | Jimenez, Alvarado Alonso | | | 2090 | CRC | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Pastor, Tania | | wf | 1944 | ESA | 0.00 | 1 | -0.51 | 25 | -12.75 | | | Zamora Mejias, Alonso | | | 2022 | CRC | 0.50 | 1 | 0.10 | 25 | 2.50 | |
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) | | | NOTE: K factor changed | | Open CR Memorial Capablanca | San Jose | CRC | 2010-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2125 | 1948 | 2.50 | 6 | 0.73 | 15 | 10.95 | |
| | Morales Romero, Pedro | f | | 2348 * | CUB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Solis, Efren | | | 2108 | CRC | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Murillo, Alexis | m | | 2288 | CRC | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Angulo Cubero, Oscar | | | 1991 | CRC | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Castillo Trujillo, Ivan | | | 2060 | CRC | 0.50 | 1 | 0.15 | 15 | 2.25 | | | Murillo Ortiz, Gustavo | | | 1954 | CRC | 0.50 | 1 | 0.01 | 15 | 0.15 | | | * 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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