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Individual Calculations August 2019 |
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| Reyes Zavaleta, Sergio Gabriel Total change: -8.80 | |   |
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| V Open IRT U-1600 Club Hermanos Rojas | Lima | PER | 2019-06-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1323 | 1077 | 0.00 | 2 | -0.46 | 40 | -18.40 | |
|  Apolin Meza, Tito | | | 1477 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Robles Mamani, Fabio Francisco | | | 1168 | PER | 0.00 | 1 | -0.38 | 40 | -15.20 | | | * 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) | | | | Campeonato Pre Metropolitano Escolar Zona Centro y Sur - Sub 09 | Lima | PER | 2019-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1249 | 1077 | 0.00 | 1 | -0.27 | 40 | -10.80 | |
|  Ccana Minauro, Reiben Andre | | | 1249 | PER | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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 09 Absoluto | Lima | PER | 2019-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1083 | 1077 | 1.50 | 2 | 0.51 | 40 | 20.40 | |
| | Cardenas Huachaca, Alessandro Jai | | | 1029 | PER | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Reyes Zavaleta, Cristhian Yamil | | | 1136 | PER | 0.50 | 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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