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Individual Calculations August 2019 |
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| Espichan Serna, Magaly Del Rosari Total change: -22.40 | |   |
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| Campeonato Pre Metropolitano Escolar Zona Centro y Sur - Sub 13 | Lima | PER | 2019-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1326 | 1064 | 0.00 | 1 | -0.18 | 40 | -7.20 | |
|  Guardamino Cajo, Yelena Indira | | | 1326 | PER | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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) | | | | Campeonato Metropolitano Escolar 2019 Sub 13 Femenino | Lima | PER | 2019-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1153 | 1064 | 0.00 | 1 | -0.38 | 40 | -15.20 | |
| | Mancco Arteaga, Yassuri Elizabeth | | | 1153 | PER | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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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