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Individual Calculations April 2008 |
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| Castillo, Rommel Total change: 11.85 | |   |
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| Internacional de Alajuela 2007 | Alajuela | CRC | 2007-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2329 | 2133 | 1.00 | 4 | -0.01 | 15 | -0.15 | |
|  Sagalchik, Gennadij | g | | 2440 | USA | 1.00 | 1 | 0.86 | 15 | 12.90 | |  Murillo, Alexis | m | | 2322 | CRC | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Arias, Lemmys | f | | 2293 | ESA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Hernandez, Francisco | m | | 2262 | CRC | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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) | | | | Team Nicaragua Chess National Championship | Managua | NCA | 2007-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 2133 | 5.00 | 7 | 1.35 | 15 | 20.25 | |
| | Ramos, Efren Andres | | | 2172 | NCA | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Vega, Emerson | | | 2133 | NCA | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Allen, Alonso | | | 2049 | NCA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Carranza, Ivan | | | 2122 | NCA | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Sanchez, Gabriel | | | 2235 | NCA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Fonseca Cabrera, Ernesto | | | 1982 | NCA | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Espinoza, Juan Jose | | | 2134 | NCA | 0.00 | 1 | -0.50 | 15 | -7.50 | |
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) | | | | IV International Tournament Arnoldo Tenorio in Memoriam 2007 | Granada | NCA | 2007-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2097 | 2133 | 0.00 | 1 | -0.55 | 15 | -8.25 | |
| | Jimenez, Alonso | | | 2097 | CRC | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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) | | |
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