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Individual Calculations February 2019 |
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| Ulloa Avellan, Oscar Total change: 49.40 | |   |
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| Abierto Internacional Metropolitano Premier 2018 | San Jose | CRC | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1861 | 5.00 | 8 | 2.47 | 20 | 49.40 | |
|  Hernandez Alvarez, Tania Regla | | wm | 2063 | CRC | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Cardenas Carbajal, Nilson | | | 2108 | HON | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Chaves Sanchez, Gabriel A | | | 2142 | CRC | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Castro Ulloa, Rolando | | | 1679 | CRC | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Marin Masis, Jose Esteban | c | | 1928 | CRC | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Quesada Campos, Jordi Alessandre | c | | 2044 | CRC | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Tapia, Alexei | f | | 2229 | PAN | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Calvo Gutierrez, Luis Guillermo | | | 1910 | CRC | 1.00 | 1 | 0.57 | 20 | 11.40 | |
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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