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Individual Calculations May 2011 |
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| Cabralis, Keron Total change: -36.60 | |   |
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| Trinidad and Tobago 1st Preliminary National Championship Open 2010 | Arima | TRI | 2010-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 2116 | 2.50 | 5 | -1.01 | 15 | -15.15 | |
|  Chin, Nicholas | | | 1855 | TRI | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Singh, Vishnu | | | 1964 | TRI | 0.50 | 1 | -0.20 | 15 | -3.00 | |  Duncan, Leonard | | | 2029 | TRI | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Winter-Roach, Alex | | | 2062 | TRI | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Bowles, Andrew | | | 1889 | TRI | 0.00 | 1 | -0.79 | 15 | -11.85 | |
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) | | | | Trinidad and Tobago National Open Championship 2010 | Port of Spain | TRI | 2010-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 2176 | 6.00 | 11 | -1.48 | 15 | -22.20 | |
| | Merritt, Mario | f | | 2094 | TRI | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Christopher, David | | | 2072 | TRI | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Harper, Ryan | f | | 2235 | TRI | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Johnson, Joshua | | | 1822 | TRI | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Joseph, Marcus | | | 2125 | TRI | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Singh, Ravishen | | | 2101 | TRI | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Bowles, Andrew | | | 1879 | TRI | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Chang, Eddison Dr. | | | 2036 | TRI | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Paul, Jayson | | | 1961 | TRI | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Singh, Vishnu | | | 1962 | TRI | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Winter-Roach, Alex | | | 2052 | TRI | 1.00 | 1 | 0.33 | 15 | 4.95 | |
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) | | | | Trinidad and Tobago 1st Preliminary Championship Open 2011 | Port of Spain | TRI | 2011-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 2208 | 6.50 | 7 | 1.15 | 15 | 17.25 | |
| | Smith, Vandoff | | | 1808 * | TRI | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Lee, Cecil | | | 1931 | TRI | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Munro, Allan | | | 2064 | TRI | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Merritt, Mario | f | | 2101 | TRI | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Ramadhar, Kishore | | | 2039 | TRI | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Chang, Eddison, Dr. | | | 2036 | TRI | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Sears, Frank | | | 1956 | TRI | 0.50 | 1 | -0.31 | 15 | -4.65 | | | * 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) | | | | Torneo Centroamericano y del Caribe - Zonal Absoluto 2.3 | Santiago de los Caballeros | DOM | 2011-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2409 | 2203 | 2.00 | 12 | -1.10 | 15 | -16.50 | |
| | Leon Hoyos, Manuel | g | | 2546 | MEX | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Leyva, Hector | m | | 2393 | ESA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Mazara, Adan | c | | 2298 | DOM | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Pitterson, Jomo | m | | 2263 | JAM | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Lorenzana, Wilson Estuardo | m | | 2227 | GUA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Bruzon Batista, Lazaro | g | | 2603 * | CUB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Mateo, Ramon | g | | 2446 | DOM | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Del Castilho, Martyn | f | | 2205 | BAR | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Barrientos, Sergio E | m | | 2499 | COL | 0.50 | 1 | 0.35 | 15 | 5.25 | | | Arenas, David | m | | 2420 | COL | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Dominguez Perez, Leinier | g | | 2603 * | CUB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Munoz Santana, Jose Lisandro | m | | 2401 | DOM | 0.00 | 1 | -0.24 | 15 | -3.60 | | | * 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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