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Individual Calculations July 2009 |
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| Owen, Steven A Total change: 19.95 | |   |
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| 18th Annual Chicago Open - Open Section | Wheeling, Illinois | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2367 | 2084 | 2.00 | 4 | 1.33 | 15 | 19.95 | |
|  Bradford, Joseph M | m | | 2419 | USA | 1.00 | 1 | 0.88 | 15 | 13.20 | |  Finegold, Benjamin | m | | 2434 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Lein, Anatoly Y | g | | 2328 | USA | 1.00 | 1 | 0.80 | 15 | 12.00 | | | Melekhina, Alisa | | wm | 2287 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | |
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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