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Individual Calculations August 2012 |
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| Prieto, Ernesto Total change: -4.05 | |   |
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| 9th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2012-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2269 | 2100 | 4.00 | 9 | 1.27 | 15 | 19.05 | |
|  Ludwig, Daniel J | m | | 2456 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Nieto, Manuel G | | | 1892 | COL | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Kaufman, Lawrence | g | | 2380 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Castaneda, Nelson | f | | 2244 | USA | 1.00 | 1 | 0.69 | 15 | 10.35 | | | Perez, Robert | | | 2314 | USA | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Gujrathi, Vidit | m | | 2500 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Getz, Alec | f | | 2321 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Ni, Viktorija | | wm | 2228 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Acosta, Mariano A | | | 2086 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | * 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) | | | | 40th Annual World Open - U2200 Section | Philadelphia, Pennsylvania | USA | 2012-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1967 | 2104 | 0.50 | 3 | -1.54 | 15 | -23.10 | |
| | Trammell Iii, George | | | 2030 | USA | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Pena, Joel Anthony | | | 1977 | USA | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Regam, Jessica | | | 1894 | USA | 0.50 | 1 | -0.27 | 15 | -4.05 | |
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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