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Individual Calculations April 2018 |
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| Vicente Mendoza, Carlos Alonso Total change: -14.40 | |   |
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| Campeonato Nacional Juvenil 2018 Categoria Sub 12 Absoluta | Lima | PER | 2018-02-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1283 | 1054 | 0.50 | 5 | -0.58 | 40 | -23.20 | |
|  Flores, Quispe Carlos | | | 1390 | PER | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Jarufe, Llerrena Gabriel Andre | | | 1257 | PER | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Martinez Cuya , Samuel | | | 1244 | PER | 0.50 | 1 | 0.25 | 40 | 10.00 | |  Cahuapaza Tarapaca, Leonardo | | | 1249 | PER | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Castillo Salinas, Andre Leandro | | | 1277 | PER | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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) | | | | I IRT El Caballo Negro | Lima | PER | 2018-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1231 | 1072 | 1.50 | 4 | 0.22 | 40 | 8.80 | |
| | Campana Huerta, Marcelo | | | 1472 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Castillo Segura, Jose | | | 1034 | PER | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Salazar Mamani, Aldair Gerardo | | | 1124 | PER | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Chavez Victorio, Marcelo Adrian | | | 1294 | PER | 0.50 | 1 | 0.28 | 40 | 11.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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