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Individual Calculations September 2019 |
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| Cox, Akeem Total change: 6.60 | |   |
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| 2019 Barbados National Chess Championship | Bridgetown | BAR | 2019-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 1820 | 3.00 | 9 | -0.19 | 20 | -3.80 | |
|  Blackman, Justin | f | | 2209 | BAR | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Husbands, Orlando | m | | 2220 * | BAR | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Harewood, Othneil | | | 1650 | BAR | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Lowe, Mark | | | 1662 | BAR | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Farley, Terry | m | | 2220 * | BAR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Shepherd, Jonathan | | | 1633 | BAR | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Lynch, Kemp | | | 2009 | BAR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Prescod, Bryan | c | | 2010 | BAR | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Kirton, Justin | | | 1996 | BAR | 1.00 | 1 | 0.73 | 20 | 14.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 1st FIDE Americas CAribbean Cup | Bridgetown | BAR | 2019-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 1820 | 2.00 | 4 | 0.52 | 20 | 10.40 | |
| | Grant, Chester | | | 1420 * | ANT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Drayton, Anthony | f | | 2027 | GUY | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Farley, Terry | m | | 2220 * | BAR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Prescod, Bryan | c | | 2010 | BAR | 0.00 | 1 | -0.25 | 20 | -5.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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