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Individual Calculations May 2013 |
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| Colorado Morales, Total change: -1.20 | |   |
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| 43rd Annual World Amateur Team & US Team East | Parsippany, New Jersey | USA | 2013-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 2084 | 2.00 | 3 | -0.04 | 30 | -1.20 | |
|  Margiotta, Jason J | | | 1947 | USA | 0.50 | 1 | -0.18 | 30 | -5.40 | | | Long, David F | | | 1873 | USA | 1.00 | 1 | 0.23 | 30 | 6.90 | |  Itkis, Hana | | wf | 2022 | USA | 0.50 | 1 | -0.09 | 30 | -2.70 | |
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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