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Individual Calculations December 2018 |
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| Alvarado Mendoza, Juan Jose Total change: 23.80 | |   |
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| IRT Pre Continental Lima Metropolitana Grupo B | Lima | PER | 2018-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1791 | 1830 | 3.00 | 4 | 0.83 | 20 | 16.60 | |
|  Mandujano Gutierrez, Rodrigo Juaq | | | 1430 * | PER | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Delgado Romero, Marco | | | 2197 | PER | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Loyola Torres, Maria Gracia | | | 1625 | PER | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Romero, Antonella | | wf | 1912 | PER | 1.00 | 1 | 0.61 | 20 | 12.20 | | | * 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) | | | | IRT Pre Continental Lima Metropolitana Final | Lima | PER | 2018-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 1830 | 1.00 | 3 | 0.36 | 20 | 7.20 | |
| | Donayre, Bertin | | | 2135 | PER | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Bedoya Rosales, Luis | | | 1940 | PER | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Rengifo Blancas, Renzo Jhonathan | | | 2123 | PER | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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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