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Individual Calculations August 2012 |
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| Ostrovskiy, Aleksandr Total change: -4.35 | |   |
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| 9th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2012-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2219 | 2322 | 5.50 | 9 | -0.06 | 15 | -0.90 | |
|  Nieto, Manuel G | | | 1922 * | COL | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Nikhil, Shyam | m | | 2502 | IND | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Lopez, Jorge | | | 2090 | COL | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Garcia, Gildardo | g | | 2414 | COL | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Chakkravarthy, Deepan | g | | 2461 | IND | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Patil, Anuprita A | | | 2101 | IND | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Ni, Viktorija | | wm | 2228 | USA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Wang, Kevin | | | 2171 | USA | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Ulrich, Thomas M | | | 2086 | USA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | * 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) | | | | 2012 US Cadet | Rockville, Maryland | USA | 2012-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2217 | 2351 | 4.50 | 7 | -0.23 | 15 | -3.45 | |
| | Wu, Christopher | | | 2182 | USA | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Gu, Christopher | | | 2225 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Hua, David | | | 2216 | USA | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Bodek, Michael H | f | | 2325 | USA | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Black Jr, James A | | | 2232 | USA | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Colas, Joshua | | | 2126 | USA | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Williams, Justus D | | | 2216 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | |
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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