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Individual Calculations February 2015 |
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| Buitrago Mosquera, Antonio Total change: -10.00 | |   |
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| Campeonato Nacional CRC Sub 20 Abierto 2015 | San Jose | CRC | 2015-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1736 | 1758 | 3.00 | 6 | -0.25 | 40 | -10.00 | |
|  Jimenez Garcia, Emmanuel | f | | 2158 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Castro Garcia, Alejandro | | | 1614 | CRC | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Torres Romero, Cristhian | | | 1452 | CRC | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Chaves Williams, Jose Andres | | | 1616 | CRC | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Rivera Gonzalez, Jose Alexis | | | 1688 | CRC | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Murillo Gonzalez, Carlos E | c | | 1886 | CRC | 0.00 | 1 | -0.33 | 40 | -13.20 | | | * 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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