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Individual Calculations June 2019 |
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| Reyes Zavaleta, Cristhian Yamil Total change: -12.80 | |   |
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| II Open IRT U-1600 Club Hermanos Rojas | Lima | PER | 2019-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1227 | 1155 | 1.00 | 3 | -0.20 | 40 | -8.00 | |
|  Reyes Zavaleta, Diego Alexander | | | 1294 | PER | 0.00 | 1 | -0.31 | 40 | -12.40 | |  Casqui Lopez, Marlon Gabriel | | | 1130 | PER | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Maravi Ceron, Ayme | | | 1256 | PER | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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 Open IRT U-1600 Club Hermanos Rojas | Lima | PER | 2019-05-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1219 | 1155 | 2.00 | 5 | -0.12 | 40 | -4.80 | |
| | Saravia, German | | | 1440 | PER | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Reyes Zavaleta, Fabian Ricardo | | | 1313 | PER | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Linares Matos, Mauricio Alonso | | | 1120 | PER | 0.00 | 1 | -0.55 | 40 | -22.00 | | | Guzman Vera, Allison Nicole | | | 1109 | PER | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Amaya Retamozo, Carmen Rebeca | | | 1111 | PER | 0.00 | 1 | -0.56 | 40 | -22.40 | |
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) | | |
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