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Individual Calculations March 2020 |
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| Campos Cerdas, Jorge Total change: 11.80 | |   |
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| Campeonato Nacional Senior O50 2020 | San Jose | CRC | 2020-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1749 | 3.00 | 7 | 0.59 | 20 | 11.80 | |
|  Arroyo Valverde, Luis Emilio | | | 1904 | CRC | 1.00 | 1 | 0.71 | 20 | 14.20 | |  Herrera Retana, Gerardo | | | 1676 | CRC | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Solis Gomez, Jose Alberto | | | 1819 | CRC | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Chinchilla Miranda, Eugenio | f | | 2149 * | CRC | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Hernandez Alvarez, Tania Regla | | wm | 2066 | CRC | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Nunez Avendano, Manrique | | | 1543 | CRC | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Cersosimo Bolanos, Francisco | | | 2043 | CRC | 0.50 | 1 | 0.35 | 20 | 7.00 | | | * 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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