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Individual Calculations December 2015 |
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| Richards, Deborah Total change: 34.40 | |   |
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| 47th Jamaica Open Championship | Kingston, Jamaica | JAM | 2015-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 1978 | 5.00 | 6 | 1.12 | 20 | 22.40 | |
|  Smith, Melisha | | wc | 1688 | JAM | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Lungrin, Rashade | | | 1821 | JAM | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Bogart, Mark J | | | 1900 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Davy, Damion | f | | 2220 | JAM | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Rowe, Lucien | | | 1799 | JAM | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Barrett, Ariel | | wc | 1752 | JAM | 1.00 | 1 | 0.21 | 20 | 4.20 | |
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) | | | | CAMPEONATO ZONAL 2.3 FEMENINO, 2015 | Managua | NCA | 2015-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1978 | 5.00 | 9 | 0.60 | 20 | 12.00 | |
| | Arevalo, Maria Gabriela | | | 1578 * | NCA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mendieta, Kathya | | wf | 1963 | NCA | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Hernandez Moya, Yuleisy | | wm | 2285 | CUB | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Arribas Robaina, Maritza | | wg | 2322 | CUB | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Guerrero Rodriguez, Alejandra | | wm | 2007 | MEX | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Rodriguez Arrieta, Maria Elena | | wm | 1888 | CRC | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Rodriguez Rueda, Paula Andrea | m | wm | 2303 | COL | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Granados Ortiz, Maria Jose | | | 1840 | NCA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Galan, Daniela | | | 1736 | NCA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | * 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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