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Individual Calculations January 2013 |
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| Chavez, Ricardo Total change: -12.75 | |   |
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| Centroamericano Por Equipos | Panama | PAN | 2012-11-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2203 | 2177 | 1.00 | 4 | -0.85 | 15 | -12.75 | |
|  Cu Hor, Winston | f | | 2222 | GUA | 0.00 | 1 | -0.44 | 15 | -6.60 | |  Ortiz, Marco | | | 2174 | NCA | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Carvajal, Jonathan | | | 2183 | CRC | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Colindres, Daniel | f | | 2232 | HON | 0.50 | 1 | 0.08 | 15 | 1.20 | |
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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