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Individual Calculations March 2017 |
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| Rivera Rivera, Roberto I. Total change: 1.60 | |   |
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| 4ta. Copa Amateur de Puerto Rico | Bayamon | PUR | 2017-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1619 | 1822 | 3.00 | 4 | 0.04 | 40 | 1.60 | |
|  Ortiz Bigio, Antonio L. | | | 1422 * | PUR | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Pedrosa Class, Jose D. | | | 1576 | PUR | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Ortiz Gonzalez, Dario W. | | | 1752 | PUR | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Requena Torres, Luis A. | | | 1725 | PUR | 1.00 | 1 | 0.37 | 40 | 14.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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