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Individual Calculations December 2018 |
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| Alvarez, Claudia Total change: 6.00 | |   |
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| Campeonato Panamericano Amateur Absoluto sub 1700 | Panama | PAN | 2018-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1468 | 1438 | 1.50 | 3 | 0.15 | 40 | 6.00 | |
|  Rojas Mendoza, Joun Sun | | | 1669 | COL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Osorio, Edgar | | | 1151 | PAN | 1.00 | 1 | 0.16 | 40 | 6.40 | |  McDowell, Sharon | | | 1584 | HON | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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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