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Individual Calculations August 2017 |
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| Chavez Bautista, Lennin Alfredo Total change: -18.80 | |   |
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| Panamerican Youth Championship 2017 U-8 | San Jose | CRC | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1290 | 1215 | 1.00 | 3 | -0.19 | 40 | -7.60 | |
|  Lavandeira, Juan Facundo | | | 1347 | ARG | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Gonzalez Gonzalez, Agustin | | | 1284 | CHI | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Roldan Cortes, David | | | 1238 | COL | 1.00 | 1 | 0.53 | 40 | 21.20 | |
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) | | | | II IRT CLASICO ESCUELA Y CLUB AJEDREZ SURCO-ECASU 2017 | Lima | PER | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1593 | 1215 | 0.00 | 3 | -0.28 | 40 | -11.20 | |
| | Reynaldo, Jorge | | | 1615 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Rosello, Jaime | | | 1615 * | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Quispe Seancas, Crhistian | | | 1548 | PER | 0.00 | 1 | -0.12 | 40 | -4.80 | | | * 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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