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Individual Calculations July 2012 |
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| Pruess, David Total change: -15.10 | |   |
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| 21st Annual Chicago Open - Open Section | Wheeling, Illinois | USA | 2012-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 2390 | 5.00 | 9 | -1.51 | 10 | -15.10 | |
|  Itkin, David | | | 2041 | CAN | 1.00 | 1 | 0.11 | 10 | 1.10 | |  Ramirez, Alejandro | g | | 2593 | USA | 0.00 | 1 | -0.24 | 10 | -2.40 | | | Xiong, Jeffery | f | | 2180 | USA | 0.00 | 1 | -0.77 | 10 | -7.70 | | | Paitrick, Derek Ri | | | 2104 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Ardaman, Miles F | f | | 2252 | USA | 0.00 | 1 | -0.69 | 10 | -6.90 | | | McGowan, Daniel | | | 2111 | SCO | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Williams, Justus D | | | 2189 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Shetty, Atulya A | | | 2219 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Black Jr, James A | | | 2201 | USA | 0.50 | 1 | -0.25 | 10 | -2.50 | |
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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