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Individual Calculations November 2009 |
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| Gulko, Boris Total change: -11.40 | |   |
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| 2009 US Senior Open | Tulsa, Oklahoma | USA | 2009-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2254 | 2546 | 3.00 | 5 | -1.14 | 10 | -11.40 | |
|  Carrasco, Paul | | | 2146 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Strenzwilk, Denis | | | 2146 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Bradford, Joe | m | | 2377 | USA | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Kaufman, Larry | g | | 2401 | USA | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Treger, Yefim | | | 2198 | USA | 0.50 | 1 | -0.39 | 10 | -3.90 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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