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Individual Calculations September 2011 |
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| Wright, William B Total change: -29.40 | |   |
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| 39th Annual World Open - U2400 Section | Philadelphia, Pennsylvania | USA | 2011-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2130 | 2137 | 2.50 | 8 | -1.59 | 15 | -23.85 | |
|  Perez, Robert M | | | 2239 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | |  Itkis, Hana | | wf | 2044 | USA | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Lucente, Mike | | | 2041 | USA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Treger, Yefim | | | 2181 | USA | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Morrison, William | f | | 2320 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Wu, Christopher | | | 2044 | USA | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Webb, Matthew D | | | 2088 | ENG | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Goss, Mel H | | | 2084 | USA | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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) | | | | 2011 Cleveland Open | Cleveland, Ohio | USA | 2011-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2177 | 2128 | 0.50 | 1 | 0.07 | 15 | 1.05 | |
| | Jayakumar, Adarsh | | | 2177 | USA | 0.50 | 1 | 0.07 | 15 | 1.05 | |
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) | | | | 2011 YerMorr | North Olmsted, Ohio | USA | 2011-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2128 | 2.00 | 5 | -0.44 | 15 | -6.60 | |
| | Weaver, Benjamin W | | | 2065 | USA | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Smarty, Sylvester | | | 2122 | USA | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Yermolinsky, Alex | g | | 2521 | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Mikesell, Cory | | | 2111 | USA | 0.50 | 1 | -0.02 | 15 | -0.30 | | | Friedman, David M | | | 1944 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | |
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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