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Individual Calculations September 2011 |
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| Hough, Randall D Total change: -0.60 | |   |
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| 51st Annual Pacific Southwest Open | Los Angeles, California | USA | 2011-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2221 | 1994 | 0.00 | 2 | -0.49 | 15 | -7.35 | |
|  Peters, Jack | m | | 2377 | USA | 0.00 | 1 | -0.09 | 15 | -1.35 | |  Pena, Pablo D | | | 2065 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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) | | | | 112th Annual US Open | Orlando, Florida | USA | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2002 | 1994 | 2.50 | 4 | 0.45 | 15 | 6.75 | |
| | Kaufman, Lawrence | g | | 2394 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Gomez, Augustin R | | | 1913 | USA | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Antler, Arthur S | | | 1968 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Ibrahim, Ashraf | | | 1733 | NED | 1.00 | 1 | 0.18 | 15 | 2.70 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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