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Individual Calculations October 2008 |
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| Santana, Miguel Total change: 32.40 | |   |
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| La Capital Open | San Juan | PUR | 2008-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2107 | 2143 | 1.00 | 2 | -0.10 | 15 | -1.50 | |
|  Rodriguez Santiago, Jaime | | | 2091 | PUR | 1.00 | 1 | 0.43 | 15 | 6.45 | |  Sotelo-Kohama, Daniel | | | 2122 | PUR | 0.00 | 1 | -0.53 | 15 | -7.95 | |
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) | | | | Puerto Rico National Championship | Caguas | PUR | 2008-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2154 | 2136 | 7.50 | 11 | 2.26 | 15 | 33.90 | |
| | Montalvo, Alejandro | m | | 2264 | PUR | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Velasco, Santiago | f | | 2270 | PUR | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Santa, Juan | m | | 2219 | PUR | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Massana, Jorge | | | 2212 | PUR | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Vazquez, Raul | | | 2062 | PUR | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Sosa, Luis | f | | 2127 | PUR | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Rivera, Edwardo | | | 2040 | PUR | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Guzman, Carlos | | | 2070 | PUR | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Acevedo, Francisco | | | 2030 | PUR | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Bermudez, William | | | 2211 | PUR | 0.50 | 1 | 0.10 | 15 | 1.50 | | | Machin, Mark | | | 2184 | PUR | 0.50 | 1 | 0.07 | 15 | 1.05 | |
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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