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Individual Calculations October 2017 |
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| Sanchez Arteaga, Alejandro Mathi Total change: -30.80 | |   |
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| II Campeonato Nacional Juvenil de Ajedrez -Sub 13 Absoluto | Lima | PER | 2017-08-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1409 | 1469 | 1.50 | 4 | -0.77 | 40 | -30.80 | |
|  Caja Cruz, Gabriel | | | 1653 | PER | 0.00 | 1 | -0.26 | 40 | -10.40 | |  Pablo Vertiz, Henry Yamil | | | 1217 | PER | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Bernal Alva, Rodrigo | | | 1235 | PER | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Suarez Verde, Paolo Josef | | | 1531 | PER | 0.50 | 1 | 0.09 | 40 | 3.60 | |
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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