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Individual Calculations November 2009 |
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| Lee, Andy C Total change: 16.20 | |   |
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| Max Wilkerson Tuesday Night Marathon | San Francisco, California | USA | 2009-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2105 | 2257 | 4.50 | 5 | 1.00 | 15 | 15.00 | |
|  Fuentes, Romulo | | | 2116 | USA | 0.50 | 1 | -0.19 | 15 | -2.85 | |  Traub, Igor | | | 2033 | USA | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Margulis, Igor | | | 2154 | USA | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Wong, Russell | | | 2146 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Sanguinetti, George | | | 2077 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | |
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) | | | | 2009 CalChess Labor Day Championships | San Francisco, California | USA | 2009-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2286 | 2257 | 1.00 | 2 | 0.08 | 15 | 1.20 | |
| | Heiserman, Jimmy P | | | 2176 | USA | 1.00 | 1 | 0.39 | 15 | 5.85 | | | De Guzman, Ricardo | m | | 2395 | PHI | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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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