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Individual Calculations February 2019 |
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| Oquiche, Ariana Total change: 26.40 | |   |
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| III Open IRT U-2200 Club Hermanos Rojas 2018 | Lima | PER | 2018-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1623 | 1479 | 2.50 | 5 | 0.80 | 40 | 32.00 | |
|  Vega Moran, Nelson Rafael | | | 1756 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Celestino Pino, Alisson Nicole | | wf | 1475 | PER | 0.50 | 1 | -0.01 | 40 | -0.40 | | | Villanueva, Orrego Martin William | | | 1414 | PER | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Ccerhuayo Escobedo, Mels Leopold | | | 1879 * | PER | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Lindo Miranda, Luis Armando | | | 1590 | PER | 0.50 | 1 | 0.15 | 40 | 6.00 | | | * 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) | | | | IV Open IRT Club Hermanos Rojas U-2200 2018 | Lima | PER | 2018-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1730 | 1479 | 0.50 | 3 | -0.14 | 40 | -5.60 | |
| | Contreras Huaman, Fiorella | | | 1764 | PER | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Mendoza Alvarez, Diego | | | 1551 | PER | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Ccerhuayo Escobedo, Mels Leopold | | | 1876 | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | |
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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