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Individual Calculations September 2012 |
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| Vintimilla Pena, Amarelis Total change: -3.75 | |   |
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| XVII GRAND PRIX 5ta. Parada | Coca | ECU | 2012-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1647 | 1.00 | 3 | 0.69 | 15 | 10.35 | |
|  Arrata Peralta, Pedro | | | 1954 | ECU | 1.00 | 1 | 0.86 | 15 | 12.90 | |  Jarrin Cobos, Jose | | | 2047 * | ECU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Crespo Hidalgo, Carlos | | | 2038 | ECU | 0.00 | 1 | -0.09 | 15 | -1.35 | | | * 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) | | | | XVII Grand Prix, 6ta. Parada | Macas | ECU | 2012-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1660 | 1647 | 1.00 | 4 | -0.94 | 15 | -14.10 | |
| | Bone Nunoz, Jhonny | | | 1950 | ECU | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Orejuela Chango, Cristina | | | 1891 | ECU | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Jaramillo Arce, David | | | 1483 | ECU | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Vallejo Mayorga, Shakira | | | 1315 | ECU | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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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