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Individual Calculations January 2010 |
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| Barrientos, Sergio E Total change: 6.30 | |   |
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| IV Festival Internacional de Ajedrez ELITE | Bogota (Colombia) | COL | 2009-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2358 | 2468 | 6.50 | 9 | 0.76 | 10 | 7.60 | |
|  Guerrero Fandino, Gustavo A | | | 2143 | COL | 1.00 | 1 | 0.13 | 10 | 1.30 | |  Ruiz Aguilar, Pablo Alexander | | | 2271 | COL | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Zuluaga, Cesar | f | | 2303 | COL | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Morales, Jhon Alexander | | | 2262 | COL | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Perez Garcia, Rodney Oscar | m | | 2426 | CUB | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Zapata, Alonso | g | | 2536 | COL | 1.00 | 1 | 0.59 | 10 | 5.90 | | | Castro, Oscar H | m | | 2369 | COL | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Delgado Ramirez, Neuris | g | | 2591 | CUB | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Mendoza, Rafael | f | | 2317 | COL | 0.50 | 1 | -0.20 | 10 | -2.00 | |
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) | | | | IRT Open de LAS AMERICAS | Medellin | COL | 2009-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2235 | 2468 | 5.00 | 8 | -1.20 | 10 | -12.00 | |
| | Escobar Medina, Andres F | | | 2092 | COL | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Beltran, Carlos Armando | | | 2242 | COL | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Torres, Juan Camilo | | | 2204 | COL | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Ruiz Aguilar, Pablo Alexander | | | 2271 | COL | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Sanabria Rangel, Sergio Andres | | | 2187 | COL | 0.00 | 1 | -0.84 | 10 | -8.40 | | | Castano, Jhon Edison | | | 2068 * | COL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Santos Flores, Alberto | m | | 2337 | ECU | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Escobar Forero, Alder | m | | 2478 | COL | 0.00 | 1 | -0.49 | 10 | -4.90 | | | * 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) | | | | IRT Open Internacional Navideno Ciudad de Bogota | Bogota Colombia | COL | 2009-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2098 | 2468 | 6.50 | 7 | 0.19 | 10 | 1.90 | |
| | Rodriguez Correa, Enrique | | | 2068 * | COL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Perez Olarte, Cesar Camilo | | | 2102 | COL | 0.50 | 1 | -0.40 | 10 | -4.00 | | | Dominguez, Miller | | | 2068 * | COL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Avella Rosas, Luis Eduardo | | | 2068 * | COL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Remicio Duque, John H | f | | 2108 | COL | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Montenegro, Juan Rolando | | | 2128 | COL | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Cifuentes, John Jairo | c | | 2142 | COL | 1.00 | 1 | 0.13 | 10 | 1.30 | | | * 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) | | | | Open San Salvador 2009 | San Salvador | ESA | 2009-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2263 | 2468 | 7.50 | 9 | 0.88 | 10 | 8.80 | |
| | Sandoval, Mario | | | 2068 * | ESA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Zepeda, Sonia | | wm | 2136 | ESA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Guevara Sanchez, Erick Marvin | f | | 2182 | ESA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Baules, Jorge | m | | 2330 | PAN | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Lorenzana, Wilson Estuardo | f | | 2224 | GUA | 0.50 | 1 | -0.30 | 10 | -3.00 | | | Castaneda, Ada | | wm | 2068 * | ESA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Becerra Rivero, Julio | g | | 2541 | USA | 1.00 | 1 | 0.60 | 10 | 6.00 | | | Gonzalez, Bernal | m | | 2446 | CRC | 1.00 | 1 | 0.47 | 10 | 4.70 | | | Juarez Flores, Carlos A. | m | | 2369 | GUA | 1.00 | 1 | 0.36 | 10 | 3.60 | | | * 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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