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Individual Calculations April 2009 |
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| Stoyko, Stephen E Total change: -10.05 | |   |
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| 39th Annual World Amateur Team & US Team East | Parsippany, New Jersey | USA | 2009-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2147 | 2254 | 2.50 | 5 | -0.67 | 15 | -10.05 | |
|  Shumowitz, Marvin | | | 1972 | USA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Bartell, Thomas | f | | 2375 | USA | 0.00 | 1 | -0.34 | 15 | -5.10 | |  Weeramantry, Sunil | f | | 2235 | SRI | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Meredith, Matthew | | | 2033 | USA | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Katz, Benjamin J | | | 2120 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | |
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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