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Individual Calculations October 2015 |
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| Araya Umana, Carlos Total change: -19.60 | |   |
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| Memorial Joaquin Gutierrez G64 | San Jose | CRC | 2015-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 2006 | 4.00 | 8 | -0.98 | 20 | -19.60 | |
|  Alfaro Rojas, Alfonso Jose | f | | 2284 | CRC | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Vaglio Mattey, Emanuel | | | 2058 | CRC | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Solis L., Efren A. | | | 2139 | CRC | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Murillo Gonzalez, Carlos E | c | | 1890 | CRC | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Quesada Salcedo, Jacobo | | | 1624 | CRC | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Ramirez Camacho, Daniel | | | 1655 | CRC | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Porras Chavarria, Steve | | | 1774 | CRC | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Acevedo Mendez, Jennifer | | wf | 1758 | CRC | 1.00 | 1 | 0.19 | 20 | 3.80 | |
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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