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Individual Calculations February 2019 |
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| Mora Melendez, Jose Pablo Total change: -12.80 | |   |
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| Abierto Internacional Metropolitano B 2018 | San Jose | CRC | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1390 | 1382 | 3.50 | 8 | -0.40 | 40 | -16.00 | |
|  Ocampo Arias, Jose Ignacio | | | 1353 | CRC | 0.00 | 1 | -0.54 | 40 | -21.60 | |  Alvarado Alvarez, Rafael Angel | | | 1031 | CRC | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Meza Vega, Jose Antonio | | | 1376 | CRC | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Hernandez Leandro, Alejandro | | | 1320 | CRC | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Cartin Aguilar, Luis Javier | | | 1434 | CRC | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Serrano Marin, Jorge | | | 1480 | CRC | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Solano Saltachin, Carlos Andres | | | 1672 | CRC | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Tapia Alvarez, Alejandro | | | 1450 | CRC | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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 Sub20 2019 | San Jose | CRC | 2019-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1583 | 1382 | 1.50 | 5 | 0.08 | 40 | 3.20 | |
| | Valdez Torres, Nestor Josue | | | 1782 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Marin Leon, Valeria | | wc | 1681 | CRC | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Duque Araya, Cristopher | | | 1505 | CRC | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Moya Salas, Frander | | | 1164 | CRC | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Castillo Morales, Thais | | wm | 1782 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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