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Individual Calculations May 2011 |
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| Bone, Jhonny Total change: 22.80 | |   |
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| XV Grand Prix Nacional 7ma. Parada 2010 CategorÃa U-2100 | Santo Domingo | ECU | 2010-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 1864 | 4.00 | 6 | 0.25 | 15 | 3.75 | |
|  Limaico Marmolejo, Genesis | | | 1464 * | ECU | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Bancayan Maco, Jose | | | 2097 | PER | 0.00 | 1 | -0.21 | 15 | -3.15 | |  Jaramillo, Christian | | | 1587 | ECU | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Serrano, Diego | | | 1674 | ECU | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Sanchez, John | | | 1988 | ECU | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Jerves, Carlos | | | 1704 | ECU | 1.00 | 1 | 0.29 | 15 | 4.35 | | | * 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) | | | | II JUEGOS NACIONALES PREJUVENILES MASCULINO "EL ORO 2010" | Zaruma | ECU | 2010-11-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1864 | 3.50 | 5 | 1.08 | 15 | 16.20 | |
| | Jarrin Cobos, Jose | | | 2012 | ECU | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Castillo Izquierdo, Cristhian | | | 1908 | ECU | 1.00 | 1 | 0.56 | 15 | 8.40 | | | Martinez, Steven | | | 1834 | ECU | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Guerrero Zambrano, Joel | | | 2052 | ECU | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Tabango Clavijo, Steven | | | 1535 | 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) | | | | CAMPEONATO NACIONAL DE AJEDREZ CATEGORIA U-17 VARONES 2011 | Macas | ECU | 2011-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1882 | 5.50 | 9 | 0.19 | 15 | 2.85 | |
| | Velastegui Lara, Joel | | | 1589 | ECU | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Olvera Urena, Yasser | | | 1747 | ECU | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Guerrero Zambrano, Joel | | | 2029 | ECU | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Gualpa, Galo | | | 1764 | ECU | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Jerves, Carlos | | | 1761 | ECU | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Galarza, Freddy | | | 1765 | ECU | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Jarrin Cobos, Jose | | | 2023 | ECU | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Azua Avila, Vicente | | | 1849 | ECU | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Zambrano, Paolo | | | 1776 | ECU | 1.00 | 1 | 0.36 | 15 | 5.40 | |
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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