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Individual Calculations January 2016 |
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| Rodriguez Arrieta, Maria Elena Total change: -6.60 | |   |
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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 |
| 2025 | 1888 | 1.50 | 7 | -0.94 | 20 | -18.80 | |
|  Murillo Tsijli, Alexis | m | | 2288 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Valdes Romero, Leonardo | m | | 2288 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Soto Alfaro, Braulio | | | 1488 * | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Trigueros Fallas, Gustavo Adolfo | f | | 2232 | CRC | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Quiros Avendano, Luis Alejandro | | | 1620 | CRC | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Jimenez Garcia, Emmanuel | f | | 2193 | CRC | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Solano Lopez, Royner | | | 2066 | CRC | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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) | | | | Abierto Metropolitano 2015 | San Jose | CRC | 2015-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 1891 | 1.50 | 3 | 0.61 | 20 | 12.20 | |
| | Tapia Quiros, Gustavo | | | 2098 | CRC | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Jimenez Garcia, Emmanuel | f | | 2179 | CRC | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Aguilar Pina, Luis Gerardo | | | 1891 | CRC | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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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