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Individual Calculations September 2019 |
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| Ramirez Almeciga, Yenny Melisa Total change: 3.60 | |   |
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| Campeonato Nacional Abierto 2019 | San Jose | CRC | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1720 | 1702 | 2.50 | 5 | 0.18 | 20 | 3.60 | |
|  Carvajal Pena, Daniel | | | 1904 | CRC | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Nunez Castro, Max Alejandro | | | 1303 | CRC | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Murillo Arguedas, Jaime | | | 1777 | CRC | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Nunez Okubo, Isao | c | | 1648 | CRC | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Alvarado Machado, Verny | | | 1969 | CRC | 0.50 | 1 | 0.32 | 20 | 6.40 | |
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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