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Individual Calculations January 2009 |
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| Phillips, David W Total change: -18.50 | |   |
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| TexOhma FIDE Open | Richardson, Texas | USA | 2008-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1958 | 1.50 | 3 | 0.15 | 25 | 3.75 | |
|  Bantic, Mihail | | | 2192 | SRB | 0.00 | 1 | -0.21 | 25 | -5.25 | |  Jamison, Courtney | | | 1969 | USA | 1.00 | 1 | 0.52 | 25 | 13.00 | | | Pamatmat, Jarod M | | | 1844 | USA | 0.50 | 1 | -0.16 | 25 | -4.00 | |
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) | | | | Dallas Open | Richardson, Texas | USA | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1606 | 1956 | 0.00 | 1 | -0.89 | 25 | -22.25 | |
| | Chiang, Jonathan | | | 1606 | USA | 0.00 | 1 | -0.89 | 25 | -22.25 | |
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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