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Individual Calculations January 2017 |
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| Porras Chavarria, Steve Total change: -9.60 | |   |
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| Gran Torneo Abierto Metropolitano 2016 | San Jose | CRC | 2016-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1663 | 1748 | 4.00 | 7 | -0.24 | 40 | -9.60 | |
|  Balmaceda Segura, Randall | | | 1348 * | CRC | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Murillo Gonzalez, Carlos E | c | | 2091 | CRC | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Hernandez Alvarez, Tania Regla | | wm | 2148 * | CRC | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rosales Gonzalez, Erick Josue | | | 1588 | CRC | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Ruiz Coronado, Maykel | | | 1372 | CRC | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Sanchez Corrales, Carlos Julian | | | 1484 | CRC | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Marin Leon, Valeria | | | 1613 | CRC | 1.00 | 1 | 0.32 | 40 | 12.80 | | | * 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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