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Individual Calculations September 2009 |
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| Wiltshire, Esan Total change: 58.05 | |   |
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| Paladins Club Championship 2009 | Port of Spain | TRI | 2009-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1951 | 1873 | 5.00 | 6 | 2.61 | 25 | 65.25 | |
|  Smith, Javanna | | wc | 1924 | TRI | 1.00 | 1 | 0.57 | 25 | 14.25 | |  Rosales, Guelmo | | | 2057 | TRI | 1.00 | 1 | 0.74 | 25 | 18.50 | | | Pouchet, Michael | f | | 2073 | TRI | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Bowles, Andrew | | | 1943 | TRI | 1.00 | 1 | 0.60 | 25 | 15.00 | | | Soondarsingh, Aditi | | | 1819 | TRI | 1.00 | 1 | 0.42 | 25 | 10.50 | | | Soondarsingh, Dev | | | 1888 | TRI | 1.00 | 1 | 0.52 | 25 | 13.00 | |
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) | | | | Trinidad and Tobago 3rd Preliminary National Championship Open 2009 | San Fernando | TRI | 2009-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2130 | 1933 | 0.50 | 3 | -0.27 | 25 | -6.75 | |
| | Harper, Ryan | f | | 2223 | TRI | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Merritt, Mario | f | | 2139 | TRI | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Marcelle, Joffrey | | | 2029 | TRI | 0.00 | 1 | -0.37 | 25 | -9.25 | |
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 | | Centroamericano y del Caribe Sub20 Absoluto | Medellin | COL | 2009-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2092 | 1933 | 2.00 | 7 | -0.03 | 15 | -0.45 | |
| | Narvaez, Zamir | | | 2204 | COL | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Hurtado, Felipe | | | 2056 | COL | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Otero Martinez, Daniel | | | 2097 | COL | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Escobar Medina, Andres F | | | 2087 | COL | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Duran Vega, Sergio | | | 2077 | CRC | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Moran, Daniel Stiven | | | 2055 | COL | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Barros, Raul Junior | f | | 2065 | COL | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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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