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Individual Calculations October 2008 |
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| Bouzoukis, Charles Total change: -14.85 | |   |
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| 36th Annual World Open (U2400 Section) | Philadelphia, Pennsylvania | USA | 2008-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2171 | 2244 | 3.50 | 8 | -1.20 | 15 | -18.00 | |
|  Adu, Oladapo O | m | | 2294 | NGR | 0.00 | 1 | -0.43 | 15 | -6.45 | |  Hu, Zhi-Ya | | | 2210 | USA | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Lu, Edward J | | | 2185 | USA | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Nikolayev, Igor A | f | | 2322 | USA | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Markovits, Alex | | | 2184 | USA | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Higgins, Derrick | | | 2108 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Jayakumar, Adarsh | | | 1894 | IND | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Ellenbogen, Michael | | | 2174 | USA | 0.00 | 1 | -0.60 | 15 | -9.00 | |
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 Atlantic Open | Washington, DC | USA | 2008-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2286 | 2244 | 2.00 | 4 | 0.21 | 15 | 3.15 | |
| | Erenburg, Sergey | g | | 2563 | ISR | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Schoch, Ian D | | | 1946 | USA | 0.50 | 1 | -0.35 | 15 | -5.25 | | | Kuderinov, Kirill | m | | 2422 | KAZ | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Barnett, Alexander | | | 2214 | USA | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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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