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Individual Calculations January 2010 |
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| Valdes, Leonardo Total change: -3.50 | |   |
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| Memorial Rosa Castro | Moravia | CRC | 2009-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2217 | 2399 | 3.00 | 5 | -0.62 | 10 | -6.20 | |
|  Solis Gaitan, Efren | | | 2156 | CRC | 1.00 | 1 | 0.20 | 10 | 2.00 | |  Murillo, Alexis | m | | 2310 | CRC | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Davila, Carlos | m | | 2369 | NCA | 0.00 | 1 | -0.54 | 10 | -5.40 | | | Castillo, Rommel | | | 2123 | NCA | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Ugalde, Ronald, Mn | | | 2126 | CRC | 0.00 | 1 | -0.83 | 10 | -8.30 | |
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) | | | | Costa Rican National Championship Final 2009 | San Jose | CRC | 2009-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2192 | 2398 | 10.00 | 13 | 0.27 | 10 | 2.70 | |
| | Alfaro, Carlos | | | 2130 | CRC | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Ruiz Blais, Sebastian | | | 2210 | CRC | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Murillo, Alexis | m | | 2309 | CRC | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Hernandez Basante, Francisco | m | | 2272 | CRC | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Ugalde, Ronald | | | 2126 | CRC | 1.00 | 1 | 0.17 | 10 | 1.70 | | | Jimenez Alvarado, Alonso | | | 2027 | CRC | 0.50 | 1 | -0.40 | 10 | -4.00 | | | Bermudez, Sergio | f | | 2176 | CRC | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Granados, Carlos | | | 2132 | CRC | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Castillo Trujillo, Ivan | | | 2080 | CRC | 1.00 | 1 | 0.13 | 10 | 1.30 | | | Cabrera, Marco Antonio | | | 2133 | CRC | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Gonzalez, Bernal | m | | 2446 | CRC | 0.00 | 1 | -0.43 | 10 | -4.30 | | | Urbina Quiros, Edwin | | | 2116 | CRC | 0.50 | 1 | -0.34 | 10 | -3.40 | | | Arias Santana, Mauricio | m | | 2344 | CRC | 1.00 | 1 | 0.42 | 10 | 4.20 | |
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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