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Individual Calculations January 2024 |
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| Takahashi Guevara, Javier Kazuo Total change: 36.00 | |   |
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| 2 Open IRT U1800 Circulo Peruano de Ajedrez | Lima | PER | 2023-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1381 | 1176 | 3.00 | 8 | 0.78 | 40 | 31.20 | |
|  Rayme, Angulo Andres Joaquin | | | 1359 | PER | 0.50 | 1 | 0.24 | 40 | 9.60 | |  Gomez Jalixto, Matthew Yahir | | | 1151 | PER | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Bendezu Yupanqui, Albert Martin | | | 1676 | PER | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Lapa Cunias, Marco Antonio | | | 1594 | PER | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Castillo Vasquez, Abel Vanner | | | 1278 | PER | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Valdez Maravi, Angel Yhadiel | | | 1234 | PER | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Cahuaya Alpes, William Rafael | | | 1227 | PER | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Ramirez Mori, Angel Farid | | | 1530 | PER | 0.00 | 1 | -0.11 | 40 | -4.40 | |
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) | | | | IV Campeonato Sudamericano Escolar de Ajedrez 2023 - Sub 11 Absoluto | Lima | PER | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1301 | 1176 | 2.00 | 5 | 0.12 | 40 | 4.80 | |
| | Santiago Perez, Luis Yamil | | | 1641 | PER | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Navarro Costa, Alejandro Mauricio | | | 1225 | PER | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Fernandez Monteza, Fabian Arturo | | | 1492 | PER | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Aguila Fajardo, Hans Matthew | | | 1040 | PER | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Alvarado Torres, Sandro Santiago | | | 1109 | PER | 1.00 | 1 | 0.41 | 40 | 16.40 | |
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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