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Individual Calculations July 2009 |
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| Graham, Shaun Total change: -25.20 | |   |
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| Phillips 66 Chess Classic | Owasso, Oklahoma | USA | 2009-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 2082 | 0.00 | 2 | -1.15 | 15 | -17.25 | |
|  Fernandez, Jaime E | | | 2028 | USA | 0.00 | 1 | -0.58 | 15 | -8.70 | |  Whitcomb, Bran | | | 2034 | USA | 0.00 | 1 | -0.57 | 15 | -8.55 | |
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) | | | | 27th North American FIDE Open | Stillwater, Oklahoma | USA | 2009-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 2082 | 0.50 | 2 | -0.53 | 15 | -7.95 | |
| | Steiner, Tim C | | | 2132 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Hughes, Devin L | | | 2011 | USA | 0.50 | 1 | -0.10 | 15 | -1.50 | |
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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