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Individual Calculations October 2008 |
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| Urbina, Ricardo Total change: -23.70 | |   |
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| Campeonato Subzonal Masculino 2008 | Guatemala, Guatemala | GUA | 2008-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2175 | 2265 | 5.00 | 9 | -0.54 | 15 | -8.10 | |
|  Alvarado, Victor | | | 1963 | GUA | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Juarez Flores, Roberto | | | 2137 | GUA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Alfaro, William | | | 2158 | NCA | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Castillo, Rommel | | | 2131 | NCA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Valdes, Leonardo | m | | 2409 | CRC | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Sarat, Victor | f | | 2115 | GUA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Leyva, Hector | m | | 2398 | ESA | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Chavez, Hector Eduardo | | | 2159 | ESA | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Rocha, Maximiliano | | | 2102 | NCA | 0.50 | 1 | -0.22 | 15 | -3.30 | |
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) | | | | IV Torneo Internacional de Ajedrez Alajuela 2008 | Alajuela | CRC | 2008-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2061 | 2265 | 3.50 | 6 | -1.04 | 15 | -15.60 | |
| | Mejia, Lucio | | | 1915 | ESA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Simplina, Pancho | | | 2143 | NCA | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Urbina Quiros, Edwin | | | 2065 | CRC | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Jimenez Esquivel, Greivin | | | 2055 | CRC | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Zepeda, Sonia | | wm | 2122 | ESA | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Vargas, Oliverio | | | 2066 | CRC | 1.00 | 1 | 0.24 | 15 | 3.60 | |
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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