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Individual Calculations March 2024 |
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| Cahuaya Alpes, William Rafael Total change: -50.80 | |   |
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| IRT Preparatorio nacional sub 1400 | Lima | PER | 2024-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1221 | 1145 | 1.50 | 3 | 0.30 | 40 | 12.00 | |
|  Neyra Alba, Daniela Sofia | | | 1323 | PER | 0.00 | 1 | -0.27 | 40 | -10.80 | |  Chavarry Eslava, Gabriel Antonio | | | 1125 | PER | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Gutarra Minaya, Percy Eduardo | | | 1215 | PER | 0.50 | 1 | 0.10 | 40 | 4.00 | |
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) | | | | I IRT TORNEO DE AJEDREZ CLASICO DRAGON SUB 1200 | Lima | PER | 2024-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1163 | 1145 | 0.00 | 3 | -1.42 | 40 | -56.80 | |
| | Dongo Ccorahua, Leonardo Bruno | | | 1195 | PER | 0.00 | 1 | -0.43 | 40 | -17.20 | | | De La Cruz Huamani, Renato | | | 1165 | PER | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Jaramillo Bambaren, Leonardo Jose | | | 1128 | PER | 0.00 | 1 | -0.52 | 40 | -20.80 | |
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 2024 U-14 Absoluto | Lima | PER | 2024-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1358 | 1145 | 1.00 | 5 | -0.15 | 40 | -6.00 | |
| | Banda Chahuara, Keops | | | 1372 | PER | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Coaquira Gonzales, Oscar Adriano | | | 1377 | PER | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Barrantes Cueva, Mateo Josue | | | 1363 | PER | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Marcelo Poma, Jaden Eduardo | | | 1276 | PER | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Ccana Minauro, Reiben Andre | | | 1400 | PER | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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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