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Individual Calculations May 2019 |
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| Dabraccio, Guillermo Total change: -3.80 | |   |
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| Campeonato Nacional de Ajedrez Amateur 2019 Absoluto Categoria Sub1700 | Pereira | COL | 2019-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1478 | 1615 | 2.50 | 4 | -0.19 | 20 | -3.80 | |
|  Negron Lizarazo, Juan Sebastian | c | | 1333 | COL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Moreno Marino, Juan Nicolas | | | 1556 | COL | 0.50 | 1 | -0.08 | 20 | -1.60 | |  Vizcaino Castillo, Andrea Carolin | | | 1445 | COL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Sanchez, Rubiela | | | 1577 | COL | 0.00 | 1 | -0.55 | 20 | -11.00 | |
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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