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Individual Calculations January 2018 |
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| Quiros Cajina, Allan Total change: 24.20 | |   |
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| Abierto Metropolitano 2017 | San Jose | CRC | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1644 | 3.50 | 7 | 1.21 | 20 | 24.20 | |
|  Chaves Sanchez, Gabriel A | | | 2044 * | CRC | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Fernandez Sibaja, Felipe J | c | | 2044 * | CRC | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Hidalgo Barrantes, Mario Alberto | | | 1779 | CRC | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Herrera Granados, Felipe | | | 1244 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Del Cid Winter, Roberto | | | 1728 | CRC | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Nunez Gonzalez, Neeshmy | | wc | 1796 | CRC | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Aguilar Pina, Luis Gerardo | | | 1872 | CRC | 0.00 | 1 | -0.21 | 20 | -4.20 | | | * 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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