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Individual Calculations January 2010 |
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| Garzon Rivera, Ricardo Total change: 50.55 | |   |
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| Campeonato Nacional Oficial U-15 Absoluto 2009 | Macas | ECU | 2009-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1728 | 6.00 | 9 | 2.28 | 15 | 34.20 | |
|  Parra, Paul | | | 1590 | ECU | 0.50 | 1 | -0.19 | 15 | -2.85 | |  Jarrin Cobos, Jose | | | 1964 | ECU | 1.00 | 1 | 0.80 | 15 | 12.00 | | | Doylet Mendieta, Daniel | | | 1853 | ECU | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Ortiz Quishpi, Oscar | | | 1934 | ECU | 0.50 | 1 | 0.26 | 15 | 3.90 | | | De Mora Flores, Jonathan | | | 1754 | ECU | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Salazar, Jair | | | 1664 | ECU | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Tobar Ledesma, Alexis | | | 1817 | ECU | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Barros, Cristhian | | | 1882 | ECU | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Olvera Urena, Yasser | | | 1701 | ECU | 1.00 | 1 | 0.46 | 15 | 6.90 | |
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) | | | | XIV GRAND PRIX 8ava Parada Quito | Quito | ECU | 2009-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 1728 | 2.00 | 4 | 1.09 | 15 | 16.35 | |
| | Versosa Bravo, Karen | | | 1782 | ECU | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Barros, Cristhian | | | 1882 | ECU | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Montenegro Torres, Carlos | f | | 2128 * | ECU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Quishpe Vaca, Andres | | | 2071 | ECU | 0.00 | 1 | -0.12 | 15 | -1.80 | | | * 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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