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Individual Calculations July 2017 |
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| Costa, Jorge Total change: -1.40 | |   |
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| 3er Semifinal Arg. Amateur Sub2000 2300 Villa Maria | Villa Maria | ARG | 2017-06-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1569 | 1565 | 0.50 | 3 | -0.99 | 20 | -19.80 | |
|  Ronchese, Angel | | | 1515 | ARG | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Brasca, Alejandro Jorge | | | 1515 | ARG | 0.00 | 1 | -0.57 | 20 | -11.40 | |  Barrotto, Jose Ignacio | | | 1677 | ARG | 0.50 | 1 | 0.15 | 20 | 3.00 | |
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) | | | | Semifinal Arg Sub 1700 La Falda Ciudad Serrana | La Falda | ARG | 2017-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1479 | 1565 | 4.00 | 5 | 0.92 | 20 | 18.40 | |
| | Medina, Alejandro Augusto | | | 1405 | ARG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | San Sebastian Sosa, Fernando | | | 1475 | ARG | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Gallo, Juan Carlos | | | 1515 | ARG | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Argento, Ramon Francisco | | | 1517 | ARG | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Rebele, Santos | | | 1485 | ARG | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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) | | |
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