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Individual Calculations March 2011 |
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| Winter-Roach, Alex Total change: -1.05 | |   |
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| Umada Cup - Challenger 2010 | Port of Spain | TRI | 2010-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 2062 | 3.50 | 6 | -0.07 | 15 | -1.05 | |
|  Smith, Vandoff | | | 1806 | TRI | 1.00 | 1 | 0.19 | 15 | 2.85 | |  Sanches, Romario | | | 1972 | SUR | 0.00 | 1 | -0.62 | 15 | -9.30 | | | Hernandez, Zaida | | | 2002 | VEN | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Ramadhar, Kishore | | | 2064 | TRI | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Richards, Deborah | | wf | 2003 | JAM | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Herrera, German | | | 2077 | VEN | 0.00 | 1 | -0.48 | 15 | -7.20 | |
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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