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Individual Calculations March 2011 |
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| Johnson, Joshua Total change: 41.85 | |   |
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| Umada Cup - Challenger 2010 | Port of Spain | TRI | 2010-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 1850 | 1.50 | 4 | 0.18 | 25 | 4.50 | |
|  Hernandez, Juan Carlos | | | 2021 | HON | 0.00 | 1 | -0.27 | 25 | -6.75 | | | Carlo, Daniel | | | 2070 | BOL | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Soondarsingh, Aditi | | | 1829 | TRI | 1.00 | 1 | 0.47 | 25 | 11.75 | |  Aneses Bocanegra, Omar | | | 2002 | PUR | 0.50 | 1 | 0.20 | 25 | 5.00 | |
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) | | | NOTE: K factor changed | | Lucozade/Paladins Open | Port of Spain | TRI | 2010-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2068 | 1850 | 1.50 | 4 | 0.59 | 15 | 8.85 | |
| | Cupid, Kevin | | | 2053 | TRI | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Perryman, Sean | | | 2117 | TRI | 1.00 | 1 | 0.82 | 15 | 12.30 | | | Yee, Frank | f | | 2110 | TRI | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Wiltshire, Esan | | | 1990 | TRI | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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 | | F W De Verteuil Memorial Open | Port of Spain | TRI | 2010-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 1839 | 3.50 | 6 | 1.90 | 15 | 28.50 | |
| | Pouchet, Michael | f | | 2058 | TRI | 1.00 | 1 | 0.78 | 15 | 11.70 | | | Duncan, Leonard | | | 2037 | TRI | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Perryman, Sean | | | 2117 | TRI | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Sears, Frank | | | 1957 | TRI | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Raphael, John | | | 2070 | TRI | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Soondarsingh, Dev | | | 1898 | TRI | 1.00 | 1 | 0.58 | 15 | 8.70 | |
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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