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Individual Calculations January 2011 |
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| Ballesteros Lopez, William Total change: -15.25 | |   |
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| Campeonato Nacional Senior Absoluto 2010 | Medellin | COL | 2010-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 2020 | 0.00 | 1 | -0.61 | 25 | -15.25 | |
|  Santamaria V, Miguel | | | 1941 | COL | 0.00 | 1 | -0.61 | 25 | -15.25 | |
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) | | |
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