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Individual Calculations April 2009 |
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| Powell, Mitchell Total change: -24.75 | |   |
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| DFW FIDE Open | Richardson, Texas | USA | 2009-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1829 | 1970 | 1.00 | 3 | -0.99 | 25 | -24.75 | |
|  Pamatmat, Jarod M | | | 1982 | USA | 0.00 | 1 | -0.48 | 25 | -12.00 | |  Chiang, Jonathan | | | 1620 | USA | 1.00 | 1 | 0.11 | 25 | 2.75 | | | Jayakumar, Adarsh | | | 1885 | IND | 0.00 | 1 | -0.62 | 25 | -15.50 | |
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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