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Individual Calculations March 2024 |
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| Marcelo Poma, Jaden Eduardo Total change: 31.20 | |   |
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| I IRT Clasico Sub 1800 "Chess Peru" | Lima | PER | 2024-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1342 | 1276 | 2.50 | 4 | 0.72 | 40 | 28.80 | |
|  Palomino Quispe, Mateo Henry | | | 1548 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Daza Atencia, Mathias David | | | 1011 | PER | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Ninahuanca Salazar, Ana Lucia | | | 1112 | PER | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Saenz Ayllon, Ivan David | | | 1698 | PER | 1.00 | 1 | 0.93 | 40 | 37.20 | |
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 2024 U-14 Absoluto | Lima | PER | 2024-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1284 | 1276 | 3.00 | 6 | 0.06 | 40 | 2.40 | |
| | Poma Bernal, Cristian Andres | | | 1472 | PER | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Aguirre Alva, Edwar Jose | | | 1083 | PER | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Rayme, Angulo Andres Joaquin | | | 1424 | PER | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Cahuaya Alpes, William Rafael | | | 1145 | PER | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Gomez Jalixto, Matthew Yahir | | | 1174 | PER | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Ayala Aranibar, Adrian Alexander | | | 1406 | PER | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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) | | |
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