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Individual Calculations July 2017 |
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| Castro Ulloa, Rolando Total change: -7.20 | |   |
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| Campeonato Nacional por Equipos 2017 | San Jose | CRC | 2017-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1741 | 1673 | 2.00 | 5 | -0.18 | 40 | -7.20 | |
|  Martinez Acuna, Huber | | | 1886 | CRC | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Cespedes Jimenez, Luis Daniel | | | 1557 | CRC | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Minero Pineda, Boris | | | 2071 | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Torres Escalante, Eduardo | | | 1544 | CRC | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Araya Solano, Edgar | | | 1645 | CRC | 0.00 | 1 | -0.54 | 40 | -21.60 | |
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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