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Individual Calculations September 2018 |
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| Baylon Romero , Jose Lorenzo Total change: -81.20 | |   |
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| Campeonato Metropolitano Escolar 2018 Grupo A Sub 13 Absoluto | Lima | PER | 2018-07-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1186 | 1257 | 0.50 | 3 | -1.28 | 40 | -51.20 | |
|  Iturry Hinojosa, Renato | | | 1453 | PER | 0.00 | 1 | -0.25 | 40 | -10.00 | |  Garayar Peralta, Luis Fernando | | | 1046 | PER | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Vicente Mendoza, Carlos Alonso | | | 1058 | PER | 0.50 | 1 | -0.26 | 40 | -10.40 | |
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) | | | | III Campeonato Nacional Juvenil Categorias Impares 2018 Sub 13 Absoluto | Lima | PER | 2018-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1215 | 1257 | 1.50 | 4 | -0.75 | 40 | -30.00 | |
| | Wong Velis, Francisco Jesus | c | | 1530 | PER | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Yupanqui Barrera, Carlos Enrique | | | 1190 | PER | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Vicente Mendoza, Carlos Alonso | | | 1058 | PER | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Buitron Estela, Jorge Miguel | | | 1080 | PER | 0.00 | 1 | -0.73 | 40 | -29.20 | |
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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