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Individual Calculations September 2009 |
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| Colding, Ernest Total change: -22.80 | |   |
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| 37th Annual World Open - Under 2400 Section | Philadelphia, Pennsylvania | USA | 2009-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 2202 | 1.50 | 5 | -1.52 | 15 | -22.80 | |
|  Battaglini, Gabriel | | | 2325 | FRA | 0.00 | 1 | -0.33 | 15 | -4.95 | |  Rosen, Eric S | | | 2142 | USA | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Terrie, Henry L | | | 2089 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Jayakumar, Adarsh | | | 1917 | USA | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Stancil, Kimani A | | | 2116 | 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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