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Individual Calculations February 2019 |
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| Leon Villalobos, Carlos Andres Total change: 61.60 | |   |
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| Abierto Internacional Metropolitano B 2018 | San Jose | CRC | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1531 | 1423 | 3.00 | 4 | 1.54 | 40 | 61.60 | |
|  Ferreira Araujo, Aldair Antonio | | | 1729 | PAN | 1.00 | 1 | 0.86 | 40 | 34.40 | |  Arce Castro, Danny | | | 1667 | CRC | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Torres Romero, Cristhian | | | 1594 | CRC | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Morales Zumbado, Raul | | | 1132 | CRC | 1.00 | 1 | 0.15 | 40 | 6.00 | |
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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