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Individual Calculations January 2011 |
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| Sanches, Romario Total change: 17.55 | |   |
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| Aruba Chess Challenge 2010 | Sta Cruz | ARU | 2010-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2018 | 1985 | 3.00 | 4 | 1.17 | 15 | 17.55 | |
|  Da, Silva John | | | 2023 | AHO | 1.00 | 1 | 0.55 | 15 | 8.25 | |  Dekker, Marvin | | | 2076 | AHO | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Roose, Alex | | | 2065 | AHO | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Raphael, Christopher | | | 1908 | TRI | 1.00 | 1 | 0.39 | 15 | 5.85 | |
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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