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Individual Calculations July 2010 |
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| Williams, Justus D Total change: -38.75 | |   |
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| New York May Open | New York, New York | USA | 2010-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2131 | 2239 | 3.00 | 4 | 0.48 | 25 | 12.00 | |
|  Paciulli, Frank R | | | 1932 | USA | 1.00 | 1 | 0.14 | 25 | 3.50 | |  Ostrovskiy, Aleksandr | c | | 2254 | USA | 0.00 | 1 | -0.48 | 25 | -12.00 | | | Tom, George | | | 2055 | USA | 1.00 | 1 | 0.26 | 25 | 6.50 | | | Korley, Kassa | | | 2284 | USA | 1.00 | 1 | 0.56 | 25 | 14.00 | |
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) | | | | 3rd Ney York International | New York, New York | USA | 2010-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2241 | 2239 | 1.50 | 7 | -2.03 | 25 | -50.75 | |
| | De Firmian, Nick E | g | | 2549 | USA | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Bellaiche, Anthony | m | | 2442 | FRA | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Liu, Elliott J | f | | 2305 | USA | 0.00 | 1 | -0.41 | 25 | -10.25 | | | Ryba, Andrew | | | 2094 | USA | 0.00 | 1 | -0.69 | 25 | -17.25 | | | Leve, Nitai D | | | 2117 | USA | 0.50 | 1 | -0.17 | 25 | -4.25 | | | Frumkin, Edward A | | | 2002 | USA | 1.00 | 1 | 0.20 | 25 | 5.00 | | | Barrett, Steven | | | 2181 | ENG | 0.00 | 1 | -0.58 | 25 | -14.50 | |
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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