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Individual Calculations January 2010 |
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| Gomez, Juan Andres Total change: -23.55 | |   |
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| IRT Open Internacional Navideno Ciudad de Bogota | Bogota Colombia | COL | 2009-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1595 | 1995 | 0.00 | 1 | -0.92 | 15 | -13.80 | |
|  Rosero, Hugo Alberto | | | 1595 * | COL | 0.00 | 1 | -0.92 | 15 | -13.80 | | | * 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) | | | | IRT Camp Nacional Sub10 Absoluto | Medellin (Colombia) | COL | 2009-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1958 | 1995 | 1.00 | 3 | -0.65 | 15 | -9.75 | |
| | Morantes Maldonado, Hans M | | | 1970 | COL | 1.00 | 1 | 0.47 | 15 | 7.05 | |  Quinonez Garcia, Santiago | | | 1933 | COL | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Leon, Gustavo | | | 1970 | COL | 0.00 | 1 | -0.53 | 15 | -7.95 | |
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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