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Individual Calculations October 2017 |
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| Giraldo Alvarez, Simon Total change: -58.80 | |   |
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| XV Festival de Ajedrez Centroamericano y del Caribe Panama 2017 U-10 | Ciudad Panama | PAN | 2017-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1460 | 1.50 | 4 | -1.47 | 40 | -58.80 | |
|  Segura Cordero, Ariel | | | 1242 | CRC | 0.00 | 1 | -0.78 | 40 | -31.20 | | | La Fleur, Juninho | | | 1129 | TTO | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Barbosa, Lucas | | | 1333 | COL | 1.00 | 1 | 0.33 | 40 | 13.20 | |  Rampair, Aidan | | | 1354 | JAM | 0.50 | 1 | -0.14 | 40 | -5.60 | |
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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