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Individual Calculations January 2009 |
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| Adamson, Robby Total change: -16.20 | |   |
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| 26th Annual Sands Regency Reno - Western States Open | Reno, Nevada | USA | 2008-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2336 | 2324 | 1.50 | 4 | -0.44 | 15 | -6.60 | |
|  Gutman, Richard G | | | 2079 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Kudrin, Sergey | g | | 2553 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Agarwal, Rohan | | | 2175 | USA | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Yermolinsky, Alex | g | | 2537 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | |
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) | | | | 44th Annual American Open | Los Angeles, California | USA | 2008-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2160 | 2324 | 1.50 | 3 | -0.64 | 15 | -9.60 | |
| | Akopian, Robert | | | 2105 | USA | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Williams Paulsen, Bryan S | | | 2136 | USA | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Small, Gregg H | | | 2240 | USA | 0.00 | 1 | -0.62 | 15 | -9.30 | |
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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