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Individual Calculations January 2011 |
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| Maduro, Sherman Total change: 26.70 | |   |
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| Aruba Chess Challenge 2010 | Sta Cruz | ARU | 2010-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2061 | 2006 | 3.50 | 4 | 1.78 | 15 | 26.70 | |
|  Tromp, Rigoberto | | | 1979 | ARU | 1.00 | 1 | 0.46 | 15 | 6.90 | |  Da, Silva John | | | 2023 | AHO | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Lo, Kim Lin Frank | | | 2018 | SUR | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Blijstra, Wim | | | 2223 | NED | 0.50 | 1 | 0.28 | 15 | 4.20 | |
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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