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Individual Calculations September 2010 |
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| De Fotis, Gary C Total change: -22.65 | |   |
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| 38th Annual World Open - U2400 Section | King of Prussia, Pennsylvania | USA | 2010-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 2098 | 3.00 | 8 | -1.51 | 15 | -22.65 | |
|  Adu, Oladapo O | m | | 2231 | NGR | 0.00 | 1 | -0.32 | 15 | -4.80 | |  Lein, Anatoly | g | | 2309 | USA | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Boor, Carl B | f | | 2308 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Harris, Neal D | | | 2134 | USA | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Chiang, Jonathan | | | 1698 * | USA | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Sakai, Hibiki | | | 1986 | JPN | 0.00 | 1 | -0.65 | 15 | -9.75 | | | Perez, Samuel | | | 1762 | USA | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Nieto, Guillermo L | | | 1821 | COL | 0.50 | 1 | -0.33 | 15 | -4.95 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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