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Individual Calculations April 2023 |
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| Pinto Vera, Jesus Nabih Total change: -4.80 | |   |
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| Campeonato Regional Metropolitano Juvenil U12 Absoluto 2023 | Lima | PER | 2023-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1253 | 1016 | 0.50 | 2 | -0.03 | 40 | -1.20 | |
|  Astoyauri De La Cruz, Fernando Is | | | 1470 | PER | 0.00 | 1 | -0.06 | 40 | -2.40 | |  Marcelo Loayza, Jeremy Thiago | | | 1036 | PER | 0.50 | 1 | 0.03 | 40 | 1.20 | |
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 Regional Metropolitano Juvenil U14 Absoluto 2023 | Lima | PER | 2023-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1016 | 0.00 | 2 | -0.20 | 40 | -8.00 | |
| | Abad Huaman, Adrian Estiven | | | 1503 | PER | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Ayala Aranibar, Adrian Alexander | | | 1300 | PER | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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 NACIONAL JUVENIL AJEDREZ PERUANO 2023 Sub 12 Absoluto | Lima | PER | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1191 | 1016 | 1.50 | 5 | 0.11 | 40 | 4.40 | |
| | Castillo Perales, Bernardo Jonay | | | 1221 | PER | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Polo Gonzales, Leandro Joaquim | | | 1277 | PER | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Reyes Zavaleta, Sergio Gabriel | | | 1268 | PER | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Estrada Cantaro, Andre Fabio | | | 1112 | PER | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Ydrogo Agreda, Gustavo Alonso | | | 1079 | PER | 0.00 | 1 | -0.41 | 40 | -16.40 | |
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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