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Individual Calculations July 2009 |
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| Versosa Bravo, Karen Total change: 13.70 | |   |
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| XIV Grand Prix, 3era. Parada | Guayaquil | ECU | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2019 | 1768 | 1.50 | 4 | 0.68 | 25 | 17.00 | |
|  Meza Ponce, Jeison | | | 2118 | ECU | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Medina, Jorge | | | 1886 | ECU | 0.50 | 1 | 0.16 | 25 | 4.00 | | | Achig Balarezo, Jose | | | 1952 | ECU | 0.00 | 1 | -0.26 | 25 | -6.50 | | | Galefsky, Eduardo | | | 2118 | CHI | 1.00 | 1 | 0.89 | 25 | 22.25 | |
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) | | | NOTE: K factor changed | | XIV Grand Prix, 4ta. Parada | Coca | ECU | 2009-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 1768 | 0.00 | 2 | -0.22 | 15 | -3.30 | |
| | Chang Suarez, Andres | | | 2118 | ECU | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Palacios Zambrano, Victor | | | 2118 | ECU | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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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