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Individual Calculations January 2010 |
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| Kleiman, Jake Total change: -10.20 | |   |
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| 27th Annual Sands Regency - Western States Open | Reno, Nevada | USA | 2009-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2291 | 2320 | 3.00 | 6 | -0.27 | 15 | -4.05 | |
|  Bayati, Arkia | | | 2097 | USA | 1.00 | 1 | 0.22 | 15 | 3.30 | |  Straver, Edwin | f | | 2291 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Van Wely, Loek | g | | 2650 | NED | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Naroditsky, Daniel | f | | 2339 | USA | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Raptis, Nick | f | | 2255 | USA | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Mackenzie, Dana N | | | 2112 | USA | 0.00 | 1 | -0.77 | 15 | -11.55 | |
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) | | | | 40th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2009-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 2328 | 3.50 | 6 | -0.41 | 15 | -6.15 | |
| | Finn, Sean N | | | 2189 | USA | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Chan, Julian M | | | 2084 | USA | 0.50 | 1 | -0.30 | 15 | -4.50 | | | Pinkerton, James C | | | 2033 | USA | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Melekhina, Alisa | | wm | 2269 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Hess, Robert L | g | | 2572 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Shvartsman, Andrew N | c | | 2102 | USA | 0.50 | 1 | -0.29 | 15 | -4.35 | |
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) | | |
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