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Individual Calculations January 2012 |
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| Brenes, Juan Carlos Total change: 46.80 | |   |
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| Abierto Joaquin Gutierrez i.m. | San Jose | CRC | 2011-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2036 | 1959 | 3.00 | 7 | 0.17 | 15 | 2.55 | |
|  Chinchilla, Eugenio | f | | 2266 | CRC | 0.50 | 1 | 0.36 | 15 | 5.40 | |  Duran Vega, Andres | | | 2004 | CRC | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Alvarez Hernandez, David | | | 2004 | CRC | 0.50 | 1 | 0.06 | 15 | 0.90 | | | Aguilar, Luis | | | 1954 | CRC | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Angulo Cubero, Oscar | | | 2012 | CRC | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Arroyo, Luis | | | 1937 | CRC | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Solis, Efren | | | 2073 | CRC | 0.00 | 1 | -0.34 | 15 | -5.10 | |
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) | | | | Abierto Metropolitano | San Jose | CRC | 2011-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2135 | 1959 | 5.00 | 7 | 2.95 | 15 | 44.25 | |
| | Mora, Luis Arturo | | | 1976 | CRC | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Duran Vega, Sergio | | | 2226 | CRC | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Toro Soto, Anthony | | | 2033 | CRC | 1.00 | 1 | 0.60 | 15 | 9.00 | | | Hernandez Alvarez, Tania Regla | | wm | 2225 | CRC | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Jimenez Garcia, Emanuel | | | 1930 | CRC | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Murillo Tsijli, Alexis | m | | 2301 | CRC | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Chinchilla Miranda, Eugenio | f | | 2252 | CRC | 1.00 | 1 | 0.85 | 15 | 12.75 | |
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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