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Individual Calculations October 2017 |
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| Ali, Amy Total change: -44.80 | |   |
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| XV Festival de Ajedrez Centroamericano y del Caribe Panama 2017 Girls U-16 | Ciudad Panama | PAN | 2017-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1629 | 1510 | 1.50 | 6 | -0.67 | 40 | -26.80 | |
|  Yon Wong, Mai Lyng | | | 1682 | CUB | 0.50 | 1 | 0.23 | 40 | 9.20 | |  Porter, Rochelle | | | 1436 | JAM | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Cayon, Laura Valentina | | | 1715 | COL | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Norena, Derly Jiseth | | | 1603 | COL | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Yankana, Alliyah | | | 1427 | JAM | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Obregon Garcia, Roxangel | | wf | 1910 * | CUB | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | Trinidad and Tobago International Open | Port of Spain | TTO | 2017-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1677 | 1510 | 2.00 | 8 | -0.45 | 40 | -18.00 | |
| | Singh, Ravishen | c | | 1910 * | TTO | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Sears, Frank | c | | 1885 | TTO | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Ramtahal, Justin | | | 1117 | TTO | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ali, Ian | | | 1775 | TTO | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Yearwood, Sean | c | | 1758 | TTO | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Hunte, Keelan | | | 1665 | TTO | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Lee, Courtney | | | 1863 | TTO | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Bhola, Naresh | | | 1442 | TTO | 1.00 | 1 | 0.41 | 40 | 16.40 | | | * 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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