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Individual Calculations January 2011 |
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| Del Castilho, Martyn Total change: -2.85 | |   |
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| UMADA CUP 2010 | Port of Spain | TRI | 2010-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 2199 | 5.50 | 9 | -0.45 | 15 | -6.75 | |
|  Paul, Jayson | | | 1939 | TRI | 1.00 | 1 | 0.18 | 15 | 2.70 | |  Fernandez, Mario | | | 1981 | CRC | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Cabralis, Keron | f | | 2116 | TRI | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Bowles, Andrew | | | 1889 | TRI | 0.50 | 1 | -0.36 | 15 | -5.40 | | | Wiltshire, Esan | | | 1990 | TRI | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Soondarsingh, Dev | | | 1898 | TRI | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Harper, Ryan | f | | 2262 | TRI | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Merritt, Mario | f | | 2142 | TRI | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Hernandez, Gustavo | m | | 2377 | DOM | 0.50 | 1 | 0.23 | 15 | 3.45 | |
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) | | | | Barbados National Championships | Bridgetown | BAR | 2010-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 2199 | 5.00 | 7 | 0.26 | 15 | 3.90 | |
| | Cox, Akeem | | | 1799 * | BAR | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Warner, Delisle | f | | 2240 | BAR | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Farley, Terry | m | | 2218 | BAR | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Howell, Shamel | | | 2078 | BAR | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Harewood, Othneil | | | 1903 | BAR | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Corbin, Philip | f | | 2155 | BAR | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Herbert, Allan | | | 1910 | BAR | 1.00 | 1 | 0.16 | 15 | 2.40 | | | * 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) | | |
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