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Individual Calculations January 2009 |
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| Coldman, Ricardo Total change: -21.65 | |   |
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| Interno de Categorias CAA | Buenos Aires | ARG | 2008-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1670 | 0.00 | 3 | -0.35 | 25 | -8.75 | |
|  Lida Garcia, Fernando | | | 2020 | ARG | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Arraga, Gerardo | | | 1998 | ARG | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Riveiro, Jorge M. | | | 2020 | ARG | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | | NOTE: K factor changed | | Abierto de Primavera 2008 | Buenos Aires | ARG | 2008-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1793 | 1670 | 0.00 | 3 | -1.09 | 15 | -16.35 | |
| | Mazza, Guillermo | | | 1799 | ARG | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Naymark, Israel | | | 2020 | ARG | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Fernandez Diaz, Salvador | | | 1560 | ARG | 0.00 | 1 | -0.65 | 15 | -9.75 | |
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) | | | NOTE: K factor changed | | Recordatorio Bobby Fischer 2008 | Buenos Aires | ARG | 2008-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1988 | 1662 | 1.00 | 3 | 0.61 | 15 | 9.15 | |
| | Arraga, Gerardo | | | 1940 | ARG | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Naymark, Israel | | | 2012 | ARG | 1.00 | 1 | 0.89 | 15 | 13.35 | | | Echeguren, Gustavo | | | 2012 | ARG | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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 |
| 1989 | 1662 | 0.00 | 3 | -0.38 | 15 | -5.70 | |
| | Juarez, Carlos Eleodoro | | | 2012 | ARG | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Leguizamon, Arnaldo | | | 1944 | ARG | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Garcia, Manuel | | | 2012 | ARG | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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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