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Individual Calculations February 2015 |
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| Rivera Gonzalez, Jose Alexis Total change: 28.80 | |   |
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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 |
| 1708 | 1688 | 4.50 | 8 | 0.72 | 40 | 28.80 | |
|  Quesada Salcedo, Jacobo | | | 1642 | CRC | 1.00 | 1 | 0.44 | 40 | 17.60 | |  Murillo Gonzalez, Carlos E | c | | 1886 | CRC | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Marin Masis, Jose Esteban | | | 1643 | CRC | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Arce Mendez, Elias | | | 1715 | CRC | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Calvo Gutierrez, Luis Guillermo | | | 1793 | CRC | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Buitrago Mosquera, Antonio | | | 1758 | CRC | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Castro Garcia, Alejandro | | | 1614 | CRC | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Chaves Williams, Jose Andres | | | 1616 | CRC | 0.50 | 1 | -0.10 | 40 | -4.00 | |
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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