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Individual Calculations March 2011 |
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| Berg, George P Total change: -7.65 | |   |
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| 2011 Marshall January Grand Prix | New York, New York | USA | 2011-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2074 | 0.50 | 2 | -0.27 | 15 | -4.05 | |
|  Bonin, Jay R | m | | 2309 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | |  Kopiecki, Edward P | | | 2033 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | |
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) | | | | 2011 New York February Open | New York, New York | USA | 2011-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2122 | 2074 | 1.50 | 4 | -0.24 | 15 | -3.60 | |
| | Maltese, Adam S | | | 2241 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Margiotta, Jason J | | | 1992 | USA | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Black Jr, James A | | | 2089 | USA | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Pressman, Leif A | | | 2167 | USA | 0.00 | 1 | -0.37 | 15 | -5.55 | |
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) | | |
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