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Individual Calculations April 2019 |
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| Alcantara Valderrama, Genrry Herm Total change: 2.80 | |   |
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| VI Open IRT U-2200 Club Hermanos Rojas | Lima | PER | 2019-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1430 | 0.00 | 1 | -0.08 | 40 | -3.20 | |
|  Rodriguez Abanto, Jesus Daniel | | | 1827 | PER | 0.00 | 1 | -0.08 | 40 | -3.20 | |
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) | | | | VII Open IRT U-2200 Club Hermanos Rojas | Lima | PER | 2019-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1430 | 1.00 | 2 | 0.15 | 40 | 6.00 | |
| | Reyes Zavaleta, Cristhian Yamil | | | 1279 | PER | 1.00 | 1 | 0.30 | 40 | 12.00 | |  Palacios Llancari, Katherine | | | 1732 | PER | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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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