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Individual Calculations January 2018 |
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| Quiros Acuna, Sebastian Total change: 4.40 | |   |
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| Metropolitano Sub14 2017 | San Jose | CRC | 2017-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1395 | 1330 | 1.00 | 2 | 0.11 | 40 | 4.40 | |
|  Coto Bonilla, Darian | c | | 1658 | CRC | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Hernandez Perez, Javier Francisco | | | 1131 | CRC | 1.00 | 1 | 0.24 | 40 | 9.60 | |
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) | | |
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