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Individual Calculations May 2011 |
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| Joseph, Marcus Total change: -2.85 | |   |
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| Trinidad and Tobago National Open Championship 2010 | Port of Spain | TRI | 2010-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2029 | 2125 | 7.50 | 10 | 1.28 | 15 | 19.20 | |
|  Singh, Vishnu | | | 1962 | TRI | 1.00 | 1 | 0.28 | 15 | 4.20 | |  Winter-Roach, Alex | | | 2052 | TRI | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Merritt, Mario | f | | 2094 | TRI | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Christopher, David | | | 2072 | TRI | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Cabralis, Keron | f | | 2176 | TRI | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Johnson, Joshua | | | 1822 | TRI | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Harper, Ryan | f | | 2235 | TRI | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Bowles, Andrew | | | 1879 | TRI | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Chang, Eddison Dr. | | | 2036 | TRI | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Paul, Jayson | | | 1961 | TRI | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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 2nd Preliminary Championship Open 2011 | Arima | TRI | 2011-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1899 | 2135 | 2.50 | 5 | -1.47 | 15 | -22.05 | |
| | Soondarsingh, Dev | | | 1884 | TRI | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Singh, Vishnu | | | 1964 | TRI | 0.00 | 1 | -0.73 | 15 | -10.95 | | | Johnson, Joshua | | | 1890 | TRI | 0.00 | 1 | -0.80 | 15 | -12.00 | | | Ali, Ian | | | 1831 | TRI | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Raphael, Christopher | | | 1924 | TRI | 0.50 | 1 | -0.27 | 15 | -4.05 | |
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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