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Individual Calculations January 2009 |
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| Nunez, Gustavo Eduardo Total change: 9.75 | |   |
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| IRT Open Internacional U Central | Bogota | COL | 2008-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2155 | 2186 | 4.50 | 8 | 0.17 | 15 | 2.55 | |
|  Univio Sanchez, German | | | 1912 | COL | 1.00 | 1 | 0.17 | 15 | 2.55 | |  Acosta, Alejandro | m | | 2344 | COL | 1.00 | 1 | 0.71 | 15 | 10.65 | | | Mosquera, Miguel | m | | 2372 | COL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Guerrero Forero, Ricardo | | | 2135 | COL | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Reyes, Jheremy | | | 2108 | COL | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Garavito, Miguel Angel | | | 2157 | COL | 0.00 | 1 | -0.54 | 15 | -8.10 | | | Pena Duarte, Fabian Dario | | | 2086 | COL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Narvaez, , Faber Alberto | | | 2123 | COL | 0.50 | 1 | -0.09 | 15 | -1.35 | |
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) | | | | Torneo IRT OPEN DE LAS AMERICAS | Medellin | COL | 2008-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2121 | 2186 | 5.00 | 8 | 0.31 | 15 | 4.65 | |
| | Ramirez, Heimy Polgar | | | 2027 | COL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Arenas, David | m | | 2323 | COL | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Hernandez, Elvert | | | 2068 | COL | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Silva, John Hansen | | | 2017 | COL | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Montenegro Torres, Carlos | f | | 2206 | ECU | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Becerra, Juan David | | | 2142 | COL | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Guerrero Forero, Ricardo Alon | | | 2135 | COL | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Pulido, Diana Marcela | | | 2052 | COL | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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) | | | | IRT Juegos Nacionales ABS 2008 | San Andres | COL | 2008-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2262 | 2186 | 3.00 | 7 | 0.17 | 15 | 2.55 | |
| | Gallego, Andres Felipe | | | 2365 | COL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Mendoza, Rafael | f | | 2327 | COL | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Sanchez, Victor Hugo | | | 2170 | COL | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Jurado Barreiro, Frank | | | 2084 | COL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Diaz, Ricardo | | | 2281 | COL | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Garavito, Miguel Angel | | | 2157 | COL | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Barrientos, Sergio E | m | | 2450 | COL | 0.00 | 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) | | |
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