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Individual Calculations January 2010 |
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| Bustamante, Leonidas Total change: -2.10 | |   |
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| Copa Ponzo 2009 | Monte Grande | ARG | 2009-09-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 2154 | 3.50 | 5 | 0.05 | 15 | 0.75 | |
|  Zalazar, Jorge | | | 1754 * | ARG | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Vigil, Lucas | | | 1994 | ARG | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Lo Presti, Roberto | | | 2071 | ARG | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Zafferano, Nicolas | | | 2065 | ARG | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Barrientos, Juan Carlos | | | 2092 | ARG | 1.00 | 1 | 0.41 | 15 | 6.15 | | | * 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) | | | | 4 IRT Colegio San Martin | Avellaneda, Buenos Aires | ARG | 2009-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 2154 | 2.00 | 3 | -0.19 | 15 | -2.85 | |
| | Gualpa, Carlos | | | 1910 | ARG | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Ferro, Ezequiel | | | 2177 | ARG | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Denon, Nicole | | | 1754 * | ARG | 1.00 | 1 | 0.08 | 15 | 1.20 | | | * 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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