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Individual Calculations April 2018 |
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| Gaona Ballesteros, Andres Total change: 4.00 | |   |
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| Campeonato Nacional Amateur 2018 Sub1700 | Bogota | COL | 2018-02-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1628 | 1408 | 0.50 | 4 | -0.41 | 40 | -16.40 | |
|  Villafane Sanchez, Fabio Andres | | | 1683 | COL | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Pinilla, Diego | | | 1696 | COL | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Jaramillo, Carlos Mario | | | 1558 | COL | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Rojas Mendoza, Joun Sun | | | 1573 | COL | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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) | | | | Campeonato Semifinal 1 Categoria Sub12 Absoluto 2018 | Riohacha | COL | 2018-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1411 | 1408 | 2.50 | 4 | 0.51 | 40 | 20.40 | |
| | Diaz Cabarcas, Maria Alejandra | | | 1261 | COL | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Ardanaz Onate, Samuel Matias | | | 1450 | COL | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Socha, Juan Pablo | | | 1340 | COL | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Leon Acevedo, Juan Alejandro | c | | 1594 | COL | 1.00 | 1 | 0.74 | 40 | 29.60 | |
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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