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Individual Calculations January 2016 |
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| Castillo Morales, Thais Total change: -24.00 | |   |
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| Campeonato Nacional por Equipos Liga Premier 2015 | San Jose | CRC | 2015-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2075 | 1803 | 1.00 | 5 | 0.08 | 40 | 3.20 | |
|  Alfaro Rojas, Alfonso Jose | f | | 2203 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Vega Araya, Edwin | | | 1958 | CRC | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Solano Cuya, Bryan | | | 2179 | CRC | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Chaves Villalobos, David G | | | 1954 | CRC | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Minero Pineda, Boris | | | 2083 | CRC | 0.00 | 1 | -0.16 | 40 | -6.40 | | | * 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) | | | | Continental Panamerican Schools 2015 Under 17 | San Jose | CRC | 2015-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1635 | 1793 | 5.50 | 9 | -0.68 | 40 | -27.20 | |
| | Sandi Castro, Allan | | | 1393 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Morales Chacon, Mauricio | | | 1637 | CRC | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Porras Chavarria, Steve | | | 1794 | CRC | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Salas Torres, Pamela | | wc | 1863 | CRC | 0.50 | 1 | 0.10 | 40 | 4.00 | | | Palacios, Celina | | | 1609 | ESA | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Solis Gatgens, Isaac | | | 1576 | CRC | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Martinez Paz, Jonathan | | | 1423 | CRC | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Rojas Cisneros, Kevin | | | 1680 | CRC | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Arce Mendez, Elias | | | 1738 | CRC | 1.00 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | |
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