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Individual Calculations October 2008 |
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| Phillips, David Total change: -2.25 | |   |
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| 109th Annual US Open | Dallas, Texas | USA | 2008-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2308 | 1958 | 0.00 | 1 | -0.11 | 25 | -2.75 | |
|  Arnold, Marc Tyler | f | | 2308 | USA | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | | | DFW FIDE Open | Richardson, Texas | USA | 2008-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1958 | 1.00 | 3 | -0.34 | 25 | -8.50 | |
| | Zivanic, Marko | m | | 2308 | SRB | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Lin, Dachey | | | 1763 | USA | 1.00 | 1 | 0.25 | 25 | 6.25 | | | Jamison, Courtney | | | 1969 | USA | 0.00 | 1 | -0.48 | 25 | -12.00 | |
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) | | | | 74th Annual Southwest Open | Fort Worth, Texas | USA | 2008-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2191 | 1958 | 1.00 | 3 | 0.36 | 25 | 9.00 | |
| | Datta, Deepyaman | | | 2149 | USA | 0.50 | 1 | 0.25 | 25 | 6.25 | | | Dejmek, Mark | | | 2136 | USA | 0.50 | 1 | 0.23 | 25 | 5.75 | | | Vedrickas, Tautvydas | | | 2288 | LTU | 0.00 | 1 | -0.12 | 25 | -3.00 | |
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) | | |
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