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Individual Calculations January 2009 |
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| Chiang, Jonathan Total change: 33.75 | |   |
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| TexOhma FIDE Open | Richardson, Texas | USA | 2008-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 1517 | 0.00 | 1 | -0.11 | 25 | -2.75 | |
|  Jamison, Courtney | | | 1867 | 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) | | | | Dallas Open | Richardson, Texas | USA | 2008-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1535 | 1.00 | 4 | 0.51 | 25 | 12.75 | |
|  Phillips, David W | | | 1885 | USA | 1.00 | 1 | 0.89 | 25 | 22.25 | | | Yang, Darwin | f | | 1885 | USA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Malhotra, Akshay | | | 1815 | USA | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Nonchev, Kalin K | | | 1885 | 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) | | | | 8th Annual Ken Smith Memorial Open | Fort Worth, Texas | USA | 2008-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1854 | 1535 | 1.50 | 4 | 0.95 | 25 | 23.75 | |
| | Pamatmat, Jarod M | | | 1885 | USA | 0.50 | 1 | 0.39 | 25 | 9.75 | | | Dennison Jr, B G | | | 1885 | USA | 1.00 | 1 | 0.89 | 25 | 22.25 | | | Powell, Grant | | | 1885 | USA | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Lin, Dachey | | | 1760 | USA | 0.00 | 1 | -0.22 | 25 | -5.50 | |
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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