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Individual Calculations February 2019 |
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| Shih Gould, Danny Total change: -14.82 | |   |
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| Abierto Internacional Metropolitano Premier 2018 | San Jose | CRC | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 1734 | 4.50 | 9 | 0.25 | 38 | 9.50 | |
|  Garcia Cerda, Ricardo | f | | 2103 | NCA | 0.00 | 1 | -0.10 | 38 | -3.80 | |  Molina Garcia, Alvaro Jose | | | 1528 | CRC | 0.50 | 1 | -0.26 | 38 | -9.88 | | | Bonilla Morales, Kevin | | | 1672 | CRC | 1.00 | 1 | 0.41 | 38 | 15.58 | | | Calvo Gutierrez, Luis Guillermo | | | 1910 | CRC | 0.00 | 1 | -0.27 | 38 | -10.26 | | | Murillo Varela, Ricardo | | | 1827 | CRC | 0.00 | 1 | -0.37 | 38 | -14.06 | | | Zeledon Perez, Edgar | | | 1806 | CRC | 0.00 | 1 | -0.40 | 38 | -15.20 | | | Arostegui Gonzalez, Ricardo | c | | 1559 | CRC | 1.00 | 1 | 0.27 | 38 | 10.26 | | | Castro Ulloa, Rolando | | | 1679 | CRC | 1.00 | 1 | 0.42 | 38 | 15.96 | | | Solano Cordero, Jorge | | | 1771 | CRC | 1.00 | 1 | 0.55 | 38 | 20.90 | |
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) | | | | Campeonato Nacional Juvenil Absoluto Sub16 2019 | San Jose | CRC | 2019-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1479 | 1734 | 6.50 | 9 | -0.64 | 38 | -24.32 | |
| | Sierra Berrocal, Auriel | | | 1334 * | CRC | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Abarca Matarrita, Juan P | | | 1433 | CRC | 1.00 | 1 | 0.15 | 38 | 5.70 | | | Coto Calderon, Juan Diego | | | 1423 | CRC | 0.50 | 1 | -0.36 | 38 | -13.68 | | | Diaz Charpentier, Kristel Meliss | | | 1591 | CRC | 0.50 | 1 | -0.19 | 38 | -7.22 | | | Espitia Torres, Mateo | | | 1545 | CRC | 0.00 | 1 | -0.75 | 38 | -28.50 | | | Cartin Aguilar, Luis Javier | | | 1434 | CRC | 0.50 | 1 | -0.35 | 38 | -13.30 | | | Melendez Arce, Caleth | | | 1423 | CRC | 1.00 | 1 | 0.14 | 38 | 5.32 | | | Lopez Bustos, David | | | 1368 | CRC | 1.00 | 1 | 0.10 | 38 | 3.80 | | | Cabezas Solano, David Alejandro | | | 1762 | CRC | 1.00 | 1 | 0.54 | 38 | 20.52 | | | * 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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