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Individual Calculations July 2011 |
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| Sprague, Ross Total change: -7.25 | |   |
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| 53rd Gem City Open | Dayton, Ohio | USA | 2011-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2011 | 1972 | 1.50 | 4 | -0.29 | 25 | -7.25 | |
|  Hollinberger, Drew | | | 2016 | USA | 1.00 | 1 | 0.56 | 25 | 14.00 | |  Criss, Nathaniel | | | 1980 | USA | 0.50 | 1 | 0.01 | 25 | 0.25 | | | Whorton, Les | | | 2101 | USA | 0.00 | 1 | -0.33 | 25 | -8.25 | | | Friedman, David | | | 1948 | USA | 0.00 | 1 | -0.53 | 25 | -13.25 | |
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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