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Individual Calculations April 2023 |
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| Levano Loayza, Adriano Jaffet Total change: -21.20 | |   |
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| Campeonato Regional Metropolitano Juvenil U14 Absoluto 2023 | Lima | PER | 2023-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1380 | 1372 | 3.00 | 5 | 0.45 | 40 | 18.00 | |
|  Chavez Bautista, Lennin Alfredo | | | 1221 | PER | 0.50 | 1 | -0.20 | 40 | -8.00 | |  Rojas Linares, Nicolas Gabriel | | | 1613 | PER | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Villaverde Salas, Gonzalo Matias | | | 1086 | PER | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Ortiz Mallma, Fabian Ivan | | | 1184 | PER | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Cuya Zevallos, Andrew Francisco | | | 1798 | PER | 0.50 | 1 | 0.43 | 40 | 17.20 | |
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 NACIONAL JUVENIL AJEDREZ PERUANO 2023 Sub 14 Absoluto | Lima | PER | 2023-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1144 | 1372 | 4.50 | 7 | -0.98 | 40 | -39.20 | |
| | Inocente Ninaquispe, Edwin Nicola | | | 1008 | PER | 0.50 | 1 | -0.40 | 40 | -16.00 | | | Ramos Arevalo, David Angel | | | 1179 | PER | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Iman Terry, Aldo Luis Fabiano | | | 1139 | PER | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Villafuerte Mamani, Raid Kamil | | | 1183 | PER | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Samaniego Laura, Nicolas Diederic | | | 1189 | PER | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Wochiny Reyes, Joaquin Alessandro | | | 1132 | PER | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Valdez Maravi, Angel Yhadiel | | | 1178 | PER | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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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