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Individual Calculations January 2009 |
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| Montoya, Cristian Total change: -4.25 | |   |
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| America Central and Caribbean Regional Youth Champiomship U- 16 Male | San Salvador | ESA | 2008-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1909 | 3.50 | 6 | 0.35 | 25 | 8.75 | |
|  Mejia, Lucio | | | 1737 | ESA | 1.00 | 1 | 0.27 | 25 | 6.75 | |  De La Cruz, Erick | | | 2030 | GUA | 1.00 | 1 | 0.66 | 25 | 16.50 | | | Duran Vega, Sergio | | | 1996 | CRC | 0.00 | 1 | -0.38 | 25 | -9.50 | | | Martinez, Luis Gerardo | | | 1756 | ESA | 1.00 | 1 | 0.30 | 25 | 7.50 | | | Sanchez, Jose | | | 1703 | ESA | 0.50 | 1 | -0.26 | 25 | -6.50 | | | Bassan Noriega, Remo | | | 2109 | VEN | 0.00 | 1 | -0.24 | 25 | -6.00 | |
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) | | | | III Internacional Bolsa de Valores | Santa Ana | CRC | 2008-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2096 | 1909 | 0.00 | 2 | -0.52 | 25 | -13.00 | |
| | Ugalde, Ronald | | | 2146 | CRC | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Bermudez Munoz, Alexander | | | 2045 | CRC | 0.00 | 1 | -0.32 | 25 | -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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