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Individual Calculations November 2011 |
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| Kaufman, Raymond Total change: -22.50 | |   |
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| 2011 Labor Day Chess Festival | San Francisco, California | USA | 2011-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 2283 | 3.00 | 6 | -1.30 | 15 | -19.50 | |
|  Cohen, Micah | | | 2044 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | |  Liu, Daniel | | | 2063 | USA | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Sevian, Samuel | | | 2180 | USA | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Lee, Megan | | | 2041 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Pearson, Michael I | | | 2217 | USA | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Perepelitsky, Edward | | | 2144 | USA | 0.00 | 1 | -0.69 | 15 | -10.35 | |
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) | | | | 29th Annual Sands Regency Reno - Western States Open | Reno, Nevada | USA | 2011-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2243 | 2283 | 2.50 | 5 | -0.20 | 15 | -3.00 | |
| | Viswanadha, Kesav | | | 1938 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Sevillano, Enrico | m | | 2490 | USA | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Mezentsev, Vladimir | m | | 2369 | RUS | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Formanek, Edward W | m | | 2203 | USA | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Pearson, Michael I | | | 2217 | USA | 0.00 | 1 | -0.59 | 15 | -8.85 | |
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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