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Individual Calculations December 2019 |
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| Villegas Rodriguez, Jeremy Total change: -43.20 | |   |
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| Campeonato Panamericano Amateur U1700 2019 | San Jose | CRC | 2019-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1371 | 1553 | 2.50 | 5 | -1.08 | 40 | -43.20 | |
|  Rodriguez Retana, Sofia | | | 1219 | CRC | 1.00 | 1 | 0.12 | 40 | 4.80 | |  Rosales Gonzalez, Erick Josue | | | 1653 | CRC | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Huaman Bengoa, Valeska Priscilla | | | 1323 | CRC | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Wong Velis, Alejandro Jesus | | | 1263 | PER | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Barboza Viquez, Martin Eduardo | | | 1397 | CRC | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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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