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Individual Calculations July 2009 |
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| Rosero, Amilcar Total change: -5.70 | |   |
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| Campeonato Nacional Masculino U-20 | Portoviejo | ECU | 2009-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2132 | 2035 | 3.50 | 6 | 1.21 | 15 | 18.15 | |
|  Macias Murillo, Bryan | f | | 2320 | ECU | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Jarrin Cobos, Jose | | | 1944 | ECU | 1.00 | 1 | 0.38 | 15 | 5.70 | |  Sanchez, Jhon | | | 1859 | ECU | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Palacios Zambrano, Victor | | | 2145 | ECU | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Meza Ponce, Jeison | | | 2260 | ECU | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Diaz Ordonez, Ciro | | | 2264 | ECU | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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, 3era. Parada | Guayaquil | ECU | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1787 | 2035 | 3.00 | 5 | -1.00 | 15 | -15.00 | |
| | Bone, Jhonny | | | 1699 | ECU | 0.00 | 1 | -0.88 | 15 | -13.20 | | | Jimenez Carrera, Gabriel | | | 1779 | ECU | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Castro Chabuza, Diana | | | 1802 | ECU | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Medina, Jorge | | | 1886 | ECU | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Rivadeneira Ayala, Maria Belen | | | 1771 | ECU | 1.00 | 1 | 0.18 | 15 | 2.70 | |
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, 5ta. Parada | Guayaquil | ECU | 2009-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 2035 | 3.00 | 6 | -0.59 | 15 | -8.85 | |
| | Tipan, Jaccely | | | 1685 | ECU | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Doylet Mendieta, Daniel | | | 1833 | ECU | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Chang Suarez, Rommel | | | 2187 | ECU | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Vallejo Turriago, Renato | | | 1870 | ECU | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Sanes, Vladimir | | | 2170 | PER | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Salazar Loor, Rodger | | | 1965 | ECU | 0.00 | 1 | -0.60 | 15 | -9.00 | |
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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