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Individual Calculations December 2019 |
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| Telles, Rigoberto Total change: 81.20 | |   |
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| VIII Panamericano Individual de Ajedrez IBCA Costa Rica 2019 | San Jose | CRC | 2019-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1408 | 1226 | 3.50 | 5 | 2.03 | 40 | 81.20 | |
|  Mendoza Lainez, Ricardo Jose | | | 1153 | NCA | 1.00 | 1 | 0.40 | 40 | 16.00 | |  Bautista Chiquillo, Leidy | | | 1600 | COL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Loasiga Perez, Carlos Alberto | | | 1399 | NCA | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Franco Perez, William | | | 1584 | COL | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Becerra Fonseca, Camila | | wc | 1302 | COL | 1.00 | 1 | 0.60 | 40 | 24.00 | |
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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