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Individual Calculations October 2013 |
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| Coppin, Jeran Total change: -22.50 | |   |
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| 2013 Under-16 National Championships | Bridgetown | BAR | 2013-07-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1472 | 1357 | 1.00 | 3 | -0.11 | 30 | -3.30 | |
|  Jones, Shaquan | | | 1345 | BAR | 0.00 | 1 | -0.52 | 30 | -15.60 | |  Mason, Oshara | | | 1377 | BAR | 0.00 | 1 | -0.47 | 30 | -14.10 | | | Harewood, Jakeel | | | 1695 | BAR | 1.00 | 1 | 0.88 | 30 | 26.40 | |
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) | | | | 2013 Sagicor Open Junior Under 16 Section | Bridgetown | BAR | 2013-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1470 | 1357 | 0.00 | 2 | -0.72 | 30 | -21.60 | |
| | Buisson, Lionel | | | 1594 | FRA | 0.00 | 1 | -0.20 | 30 | -6.00 | | | Jones, Shaquan | | | 1345 | BAR | 0.00 | 1 | -0.52 | 30 | -15.60 | |
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) | | | | 2nd Qualifier 2013 Barbados National Chess Championships | Bridgetown | BAR | 2013-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1509 | 1357 | 1.00 | 3 | 0.08 | 30 | 2.40 | |
| | Collymore, Nellon | | | 1393 | BAR | 1.00 | 1 | 0.55 | 30 | 16.50 | | | Boyce, Christopher | | | 1636 | BAR | 0.00 | 1 | -0.16 | 30 | -4.80 | | | Murray, Donna | | | 1499 | BAR | 0.00 | 1 | -0.31 | 30 | -9.30 | |
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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