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Individual Calculations March 2011 |
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| Ali, Ian Total change: -8.70 | |   |
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| Umada Cup - Challenger 2010 | Port of Spain | TRI | 2010-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1940 | 1824 | 0.50 | 3 | -0.58 | 15 | -8.70 | |
|  Herrera, German | | | 2077 | VEN | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Cupid, Kevin | | | 2053 | TRI | 0.00 | 1 | -0.21 | 15 | -3.15 | |  Paul, Jarryon | | | 1691 | TRI | 0.50 | 1 | -0.18 | 15 | -2.70 | |
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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