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Individual Calculations September 2009 |
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| Grey, Peter Total change: 10.05 | |   |
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| Summer Tuesday Night Marathon | San Francisco, California | USA | 2009-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2092 | 1962 | 2.00 | 4 | 0.67 | 15 | 10.05 | |
|  Shakhnazarov, Oleg | | | 2206 | USA | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Smelansky, Vadim | | | 1931 | USA | 1.00 | 1 | 0.46 | 15 | 6.90 | |  Wong, Russell | | | 2153 | USA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Snyder, Larry | | | 2078 | USA | 0.50 | 1 | 0.16 | 15 | 2.40 | |
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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