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Individual Calculations August 2018 |
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| Cumberbatch, Gabriela Total change: 35.60 | |   |
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| 2nd Qualifier 2018 Barbados National Chess Championships | Bridgetown | BAR | 2018-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1579 | 1349 | 3.00 | 7 | 1.24 | 20 | 24.80 | |
|  Depradine, Lawrence | | | 1749 * | BAR | 1.00 | 1 | 0.92 | 20 | 18.40 | |  Parsons, Justin | | | 1749 * | BAR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Sandiford, Leigh | c | | 1466 | BAR | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Burke, Joshua | | | 1045 | BAR | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Harewood, Othneil | | | 1747 | BAR | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Edwards, Emar | | | 1550 | BAR | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Harewood, Jerome | | | 1749 * | BAR | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | 2018 Barbados Under 20 Female Junior Championship | Bridgetown | BAR | 2018-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1157 | 1349 | 2.00 | 2 | 0.54 | 20 | 10.80 | |
| | Johnson, Azaria | | | 1284 | BAR | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Moore, Gaybrianna | | | 1030 | BAR | 1.00 | 1 | 0.13 | 20 | 2.60 | |
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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