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Individual Calculations January 2010 |
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| Pinkerton, James C Total change: -20.10 | |   |
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| 14th Annual Northern Virginia Open | Sterling, Virginia | USA | 2009-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2033 | 0.50 | 2 | -0.27 | 15 | -4.05 | |
|  Enkhbat, Tegshsuren | m | | 2400 | USA | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Winter, Curtis A | | | 1905 | USA | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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) | | | | 40th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2009-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2151 | 2033 | 0.00 | 3 | -1.07 | 15 | -16.05 | |
|  Sturt, Raven M | | | 2068 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Kleiman, Jake | f | | 2328 | USA | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Bhatia, Kanwal K | | | 2058 | ENG | 0.00 | 1 | -0.47 | 15 | -7.05 | |
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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