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Individual Calculations April 2023 |
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| Castillo Arohuanca, Esteban Thiag Total change: 24.00 | |   |
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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 |
| 1227 | 1098 | 1.00 | 3 | 0.00 | 40 | 0.00 | |
|  Cahuaya Alpes, William Rafael | | | 1150 | PER | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Ccana Minauro, Reiben Andre | | | 1337 | PER | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Fernandez Monteza, Fabian Arturo | | | 1193 | PER | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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 NACIONAL JUVENIL AJEDREZ PERUANO 2023 Sub 12 Absoluto | Lima | PER | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1317 | 1098 | 1.50 | 4 | 0.60 | 40 | 24.00 | |
| | Gomez Nunez, Fabian Elmer | | | 1314 | PER | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Huacce Rojas, Milwer Sebastian | | | 1258 | PER | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Atarama Tezen, Sebastian Alexis | | | 1394 | PER | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Barrantes Cueva, Mateo Josue | | | 1302 | PER | 0.00 | 1 | -0.24 | 40 | -9.60 | |
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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