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Individual Calculations January 2016 |
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| Tapia Quiros, Gustavo Total change: 38.80 | |   |
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| Magistral Robert Fischer Moravia Grupo A 2015 | Moravia | CRC | 2015-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2042 | 2098 | 5.00 | 7 | 1.06 | 40 | 42.40 | |
|  Solis L., Efren A. | | | 2137 | CRC | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Gutierrez, Oscar | | | 2010 | NCA | 1.00 | 1 | 0.38 | 40 | 15.20 | |  Jimenez Garcia, Emmanuel | f | | 2179 | CRC | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Valdes Romero, Leonardo | m | | 2360 | CRC | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Del Cid Winter, Roberto | | | 1698 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Martinez Acuna, Huber | | | 1945 | CRC | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Chaves Sanchez, Gabriel A | | | 1967 | CRC | 1.00 | 1 | 0.32 | 40 | 12.80 | | | * 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) | | | NOTE: K factor changed | | Abierto Metropolitano 2015 | San Jose | CRC | 2015-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 2098 | 3.00 | 4 | -0.18 | 20 | -3.60 | |
| | Moran, Mike | | | 1698 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Rodriguez Arrieta, Maria Elena | | wm | 1891 | CRC | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Aragon Alvarado, Christopher | | | 1726 | CRC | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Fernandez Sibaja, Felipe J | | | 2034 | CRC | 1.00 | 1 | 0.41 | 20 | 8.20 | | | * 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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