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Individual Calculations June 2024 |
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| Cahuaya Alpes, William Rafael Total change: 84.40 | |   |
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| "World School Chess Championship" Open under 13 | Lima | PER | 2024-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1588 | 1456 | 3.50 | 7 | 1.22 | 40 | 48.80 | |
|  Reyes Zavaleta, Sergio Gabriel | | | 1651 | PER | 0.50 | 1 | 0.25 | 40 | 10.00 | |  Gomez Nunez, Fabian Elmer | | | 1667 | PER | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Paredes Minaya, Christian Jesus | | | 1638 | PER | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Chavez Molina, Fabrizio Alessandr | | | 1556 | PER | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Marzetti Corisapra, Leonardo Adri | | | 1440 | PER | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Prado Mendivil, Carlos Roberto | | | 1537 | PER | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Solaeche G., Axel Jose | | | 1630 | PAR | 0.50 | 1 | 0.23 | 40 | 9.20 | |
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) | | | | IRT PRIMER ELO SUB 1600 | Lima | PER | 2024-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1529 | 1456 | 2.50 | 4 | 0.89 | 40 | 35.60 | |
| | Pilco Quevedo, Jose Lewis | | | 1551 | PER | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Quintana Baldeon, Inti | | | 1598 | PER | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Briceno Portilla, Paul Anderzon | | | 1495 | PER | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Vega Campuzano, Percy Ronald | | | 1471 | PER | 1.00 | 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) | | |
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