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Individual Calculations January 2012 |
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| Avella Rosas, Luis Eduardo Total change: 1.95 | |   |
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| IRT Distrital Open de Mayores Noviembre | Bogota | COL | 2011-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1985 | 2.00 | 4 | -0.10 | 15 | -1.50 | |
|  Gutierrez Herrera, Jose Antonio | m | | 2179 | COL | 0.00 | 1 | -0.25 | 15 | -3.75 | |  Ribero, Guillermo Andres | | | 1837 | COL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Melo, Marlon | | | 1926 | COL | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Moreno Lozano, David | | | 1936 | COL | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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 JAHV McGregor de Ajedrez ITT | Bogota | COL | 2011-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 1985 | 2.50 | 5 | 0.23 | 15 | 3.45 | |
| | Zapata, Alonso | g | | 2385 * | COL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Nunez V, Gustavo Eduardo | f | | 2228 | COL | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Penas Burgos, Nestor | | | 1651 | COL | 0.50 | 1 | -0.38 | 15 | -5.70 | | | Pinilla, Diego | | | 1730 | COL | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Rodriguez M, Julian Enrique | | | 2138 | COL | 1.00 | 1 | 0.70 | 15 | 10.50 | | | * 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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