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Individual Calculations December 2017 |
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| Oroche Mayta, Mario Total change: -15.20 | |   |
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| IV IRT ESCUELA Y CLUB AJEDREZ SURCO-ECASU | Lima | PER | 2017-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 1798 | 4.00 | 7 | -0.38 | 40 | -15.20 | |
|  Kastanieda, Alla | | | 1400 | PER | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Suarez Aybar, Miguel Angel | | | 1558 | PER | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Flores Tomasto, Luis | | | 2111 | PER | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Arauco Celestino, Arianna Sofia | | | 1490 | PER | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Padilla, Hugo | | | 2142 | PER | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Perez, Hernan (per) | | | 1595 | PER | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Arevalo Perez, Luis Alexander | | | 1581 | PER | 0.50 | 1 | -0.28 | 40 | -11.20 | |
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) | | |
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