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Individual Calculations November 2011 |
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| Zilleruelo Irizarry, Diego Total change: 4.95 | |   |
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| North Open Bolivar Morales 2011 | Hatillo | PUR | 2011-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2187 | 2070 | 1.00 | 3 | -0.03 | 30 | -0.90 | |
|  Santana, Orlando | | | 2194 | PUR | 1.00 | 1 | 0.67 | 30 | 20.10 | |  Montalvo Rosario, Alejandro | m | | 2260 | PUR | 0.00 | 1 | -0.25 | 30 | -7.50 | | | Montanez Nazario, Roberto | | | 2106 | PUR | 0.00 | 1 | -0.45 | 30 | -13.50 | |
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) | | | NOTE: K factor changed | | Puerto Rico National Team Championship 2011 | Aguadilla | PUR | 2011-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2070 | 1.50 | 3 | 0.39 | 15 | 5.85 | |
| | Almedina Ortiz, Edgardo J | f | | 2235 | PUR | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Morales Gonzalez, Marcos | | | 2016 | PUR | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Vazquez Reyes, Raul | c | | 2261 | PUR | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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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