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Individual Calculations May 2017 |
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| Chambi Alcazar, Alvaro Total change: 14.80 | |   |
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| IRT "Puma Punku Open II" | El Alto | BOL | 2017-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1249 | 1220 | 2.00 | 3 | 0.62 | 40 | 24.80 | |
|  Quispe Mamani, Nikaela Nazaret | | | 1052 | BOL | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Huarachi Apaza, Faramir Franco | | | 1283 | BOL | 0.00 | 1 | -0.41 | 40 | -16.40 | |  Mamani Cantuta, Erik Julian | | | 1411 | BOL | 1.00 | 1 | 0.75 | 40 | 30.00 | |
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) | | | | Campeonato Nacional Sub-12 Absoluto 2017 | Oruro | BOL | 2017-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1286 | 1220 | 1.00 | 3 | -0.25 | 40 | -10.00 | |
| | Roque Flores, Jean Pol | | | 1043 | BOL | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Aviles, Pedro | | | 1408 | BOL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Zurita Machicado, Camilo | | | 1408 | BOL | 0.00 | 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) | | |
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