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Individual Calculations November 2010 |
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| Potter, John R Total change: -10.35 | |   |
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| 42nd Annual Atlantic Open | Washington DC | USA | 2010-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2128 | 2208 | 2.50 | 4 | 0.09 | 15 | 1.35 | |
|  Dai, Yang | | | 2013 | USA | 0.50 | 1 | -0.25 | 15 | -3.75 | |  Smarty, Sylvester | | | 2080 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Paragua, Mark C | g | | 2476 | PHI | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Saperstein, Craig M | | | 1944 | USA | 1.00 | 1 | 0.18 | 15 | 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) | | | | 2010 North Carolina Open | Charlotte, North Carolina | USA | 2010-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2291 | 2208 | 0.00 | 2 | -0.78 | 15 | -11.70 | |
| | Gulamali, Kazim | f | | 2344 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Adu, Oladapo Oluto | m | | 2237 | NGR | 0.00 | 1 | -0.46 | 15 | -6.90 | |
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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