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Individual Calculations January 2012 |
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| Harewood, Jerome Total change: -17.55 | |   |
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| 2011 BOA Barbados National Chess Championships | Bridgetown | BAR | 2011-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1912 | 1727 | 2.00 | 11 | -1.14 | 15 | -17.10 | |
|  Warner, Delisle | f | | 2127 * | BAR | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Richards, Allon | | | 1701 | BAR | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Husbands, Orlando | | | 1855 | BAR | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Poon, Yu Tien | | | 1873 | BAR | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Cox, Akeem | | | 1778 | BAR | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Howell, Shamel | c | | 2102 | BAR | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Harewood, Othneil | | | 1916 | BAR | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Del Castilho, Martyn | f | | 2127 * | BAR | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Prescod, Bryan | | | 1760 | BAR | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Lynch, Kemp | | | 1788 | BAR | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Daniel, Kelvin | | | 2005 | BAR | 0.00 | 1 | -0.17 | 15 | -2.55 | | | * 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) | | | | 2011 Barbados Junior Nationals Under-16 | Bridgetown | BAR | 2011-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 1727 | 0.50 | 2 | -0.34 | 15 | -5.10 | |
| | Richards, Allon | | | 1701 | BAR | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Poon, Yu Tien | | | 1873 | BAR | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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) | | | | 2011 Umada Cup - Challengers Section | Bridgetown | BAR | 2011-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1689 | 1.50 | 5 | 0.31 | 15 | 4.65 | |
| | Wiltshire, Esan | | | 1984 | TRI | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Naipal, Ekaterina | | wc | 1819 | SUR | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Husbands, Orlando | | | 1877 | BAR | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Richards, Deborah | | wf | 2040 | JAM | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Khan, Taffin | | | 1802 | GUY | 0.00 | 1 | -0.35 | 15 | -5.25 | |
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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