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Individual Calculations February 2018 |
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| Hercules, Andrew Total change: -34.00 | |   |
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| John Powell Memorial 2018 [Open] | Kingston, Jamaica | JAM | 2018-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1663 | 1643 | 0.50 | 3 | -0.85 | 40 | -34.00 | |
|  Campbell, Kevron | | | 1874 | JAM | 0.00 | 1 | -0.21 | 40 | -8.40 | |  Diedrick, Michael | | | 1868 | JAM | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Patman, Tivon | | | 1247 | JAM | 0.50 | 1 | -0.42 | 40 | -16.80 | |
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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