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Individual Calculations March 2019 |
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| Cherniack, Alex Total change: -4.40 | |   |
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| XVIII IRT Colegio Americano Open | Guayaquil | ECU | 2019-02-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 2235 | 2.50 | 5 | -0.22 | 20 | -4.40 | |
|  Ugarte Soto, Cesar | | | 2111 | ECU | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Martinez Maya, Steven | | | 2115 | ECU | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Oblitas, Carlomagno | m | | 2418 | PER | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Nunez, Antonio | f | | 2297 | FID | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Aponte Castillo, Ernesto | | | 2072 | COL | 0.00 | 1 | -0.72 | 20 | -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) | | |
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