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Individual Calculations January 2014 |
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| Johnson, Gabriella Total change: 26.40 | |   |
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| F. W. De Verteuil Memorial Open | Port of Spain | TTO | 2013-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1893 | 1576 | 2.50 | 4 | 1.92 | 15 | 28.80 | |
|  Harper, Ryan | f | | 1976 * | TTO | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Jones, David | | | 1961 | TTO | 1.00 | 1 | 0.91 | 15 | 13.65 | |  Bowles, Andrew | | | 1881 | TTO | 0.50 | 1 | 0.36 | 15 | 5.40 | | | Flower, Trevor | | | 1755 | TTO | 1.00 | 1 | 0.73 | 15 | 10.95 | | | * 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) | | | | Festival Centroamericano y Caribe Sub 14 Femenino | San Jose | CRC | 2013-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1639 | 1576 | 1.50 | 4 | -0.16 | 15 | -2.40 | |
| | Miller, Rachel | | wc | 1756 | JAM | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Martinez Mesa, Chaneli | | | 1695 | CUB | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Yearwood, Shannon | | | 1575 | TTO | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Ortiz, Rosa Daniela | | wc | 1531 | HON | 0.00 | 1 | -0.56 | 15 | -8.40 | |
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) | | |
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