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Individual Calculations May 2012 |
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| Hernandez Alvarez, Tania Regla Total change: -3.75 | |   |
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| Costa Rica Women National Championship 2011 | San Jose | CRC | 2012-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 2215 | 4.00 | 5 | -0.25 | 15 | -3.75 | |
|  Gamboa Alvarado, Leticia | | | 1815 * | CRC | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Gonzales, Eva | | | 2045 | CRC | 1.00 | 1 | 0.28 | 15 | 4.20 | |  Nunez Gonzalez, Neeshmy | | | 1815 * | CRC | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Munoz, Carolina | | wm | 2006 | CRC | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Rodriguez Arrieta, Maria Elena | | | 1815 * | CRC | 0.50 | 1 | -0.42 | 15 | -6.30 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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