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Individual Calculations September 2011 |
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| Montalvo Rosario, Alejandro Total change: 11.85 | |   |
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| Puerto Rico National Championship 2011 | San Juan | PUR | 2011-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2248 | 6.00 | 8 | 1.01 | 15 | 15.15 | |
|  Garcia Aguayo, Martin | | | 1955 | PUR | 0.50 | 1 | -0.35 | 15 | -5.25 | |  Rabell, Narciso | | | 2020 | PUR | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Vazquez Reyes, Raul | c | | 2217 | PUR | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Sotelo Kohama, Daniel | | | 2139 | PUR | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Ovalle Burgos, Ramon | c | | 2209 | PUR | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Davila Vega, Juan R | | | 2186 | PUR | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Machin Rivera, Mark | c | | 2255 | PUR | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Berrios Echevarria, Gabriel | f | | 2229 | PUR | 0.50 | 1 | -0.03 | 15 | -0.45 | |
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) | | | | San German Open | San German | PUR | 2011-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 2248 | 3.50 | 5 | -0.22 | 15 | -3.30 | |
| | Massanet Cruz, John Anthony | | | 1848 * | PUR | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Montes Irrizarry, Luis R | | | 1947 | PUR | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Bermudez Adams, William | c | | 2139 | PUR | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Morales Gonzalez, Marcos | | | 2024 | PUR | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Vazquez Reyes, Raul | c | | 2231 | PUR | 0.00 | 1 | -0.52 | 15 | -7.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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