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Individual Calculations July 2009 |
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| Hoover, Nathan E Total change: -30.60 | |   |
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| 18th Annual Chicago Open - U2300 Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2097 | 2182 | 1.00 | 5 | -2.04 | 15 | -30.60 | |
|  Santarius, Erik F | | | 2252 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | |  Velikanov, Alexander | | | 2070 | USA | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Zepeda, Sonia | | wm | 2126 | ESA | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Yagiz, Bora | | | 1910 | USA | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Cates, James S | | | 2126 | USA | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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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