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Individual Calculations July 2011 |
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| Brock, William H Total change: 23.10 | |   |
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| 20th Annual Chicago Open | Wheeling, Illinois | USA | 2011-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2207 | 2024 | 4.00 | 9 | 1.54 | 15 | 23.10 | |
|  Bodek, Michael H | | | 2180 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | |  Gatica, Jose M | | | 1937 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Arjun, Vishnuvardh | m | | 2309 | IND | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Perez, Robert M | | | 2239 | USA | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Abrahamyan, Tatev | | wf | 2335 | USA | 0.50 | 1 | 0.36 | 15 | 5.40 | | | Homa, Seth | f | | 2275 | USA | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Betaneli, Alex | f | | 2265 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Iwu, Okechukwu | | | 2158 | USA | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Greanias, Steven D | | | 2168 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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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