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Individual Calculations January 2009 |
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| Covelli, Luis Alberto Total change: -34.35 | |   |
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| Interno de Categorias CAA | Buenos Aires | ARG | 2008-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1723 | 0.00 | 4 | -0.89 | 25 | -22.25 | |
|  Riveiro, Jorge M. | | | 2073 | ARG | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Yedro, Miguel | | | 2073 | ARG | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Tamayo, Jose Luis | | | 1939 | ARG | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Barros Uriburu, Nicolas | | | 1761 | ARG | 0.00 | 1 | -0.45 | 25 | -11.25 | |
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) | | | | Abierto de Primavera 2008 | Buenos Aires | ARG | 2008-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1723 | 1.00 | 6 | -0.80 | 25 | -20.00 | |
| | Malbran, Guillermo | m | | 2073 | ARG | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Da Fonseca, Jorge | | | 2021 | ARG | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Vidmar, Rafael | | | 1876 | ARG | 0.00 | 1 | -0.30 | 25 | -7.50 | | | Paz, Mario | | | 1829 | ARG | 0.00 | 1 | -0.36 | 25 | -9.00 | | | Coldman, Ricardo | | | 1670 | ARG | 1.00 | 1 | 0.43 | 25 | 10.75 | | | Friedheim, Diego | | | 1862 | ARG | 0.00 | 1 | -0.31 | 25 | -7.75 | |
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) | | | | Recordatorio Bobby Fischer 2008 | Buenos Aires | ARG | 2008-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 1723 | 1.00 | 2 | 0.61 | 25 | 15.25 | |
| | Airando, Martin | f | | 2073 | ARG | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Correia, Marcelo | | | 1888 | ARG | 1.00 | 1 | 0.72 | 25 | 18.00 | |
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) | | | NOTE: K factor changed | | Copa PDV Sur Simon Bolivar | Buenos Aires | ARG | 2008-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 1723 | 0.00 | 3 | -0.49 | 15 | -7.35 | |
| | Virgillito, Cristian | | | 2073 | ARG | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Moccero, Eduardo | | | 2073 | ARG | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Seidler, Daniel | | | 1900 | ARG | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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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