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Individual Calculations January 2010 |
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| Rivas, Oswaldo Total change: -8.85 | |   |
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| Torneo Abierto "MAX EUWE" - GESTIÓN 2009 | Cochabamba | BOL | 2009-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 2165 | 1.00 | 3 | -1.20 | 15 | -18.00 | |
|  Molina, Ruben | | | 1999 | BOL | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Torrico, Mirko | | | 2019 | BOL | 0.00 | 1 | -0.70 | 15 | -10.50 | |  Vargas, Emilio | | | 1948 | BOL | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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) | | | | Torneo 1ra de Honor " Cochabamba" 2009 | Cochabamba | BOL | 2009-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2052 | 2165 | 4.50 | 6 | 0.61 | 15 | 9.15 | |
| | Meijer, Johannes | | | 2234 | NED | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Torrico, Mirko | | | 2019 | BOL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Zubieta, Magin | | | 2077 | BOL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Murillo, Alejandro | | | 2012 | BOL | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Monroy, Osbaldo | | | 1968 | BOL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Molina, Ruben | | | 1999 | BOL | 0.50 | 1 | -0.22 | 15 | -3.30 | |
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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