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Individual Calculations March 2016 |
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| Whyms, Chappell Total change: 15.40 | |   |
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| Frederick Cameron Open 2015 | Kingston, Jamaica | JAM | 2015-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1590 | 2.00 | 5 | 0.59 | 20 | 11.80 | |
|  Rowe, Lucien | | | 1898 | JAM | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Merritt, Kevin | | | 1911 | JAM | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Belinfante, Nathan | | | 1735 | JAM | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Walsh, Nathan | | | 1480 | JAM | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Lord, John | | | 1853 | JAM | 1.00 | 1 | 0.82 | 20 | 16.40 | |
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) | | | | John Powell Memorial Open 2016 | Kingston, Jamaica | JAM | 2016-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1739 | 1590 | 1.50 | 4 | 0.18 | 20 | 3.60 | |
| | James, Stuart | | | 1963 | JAM | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Lindo, Terence | | | 1640 | JAM | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Iheonunkwu, Chimaobi | | | 1533 | JAM | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Douglas, Markland | | | 1819 | JAM | 0.50 | 1 | 0.29 | 20 | 5.80 | |
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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