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Individual Calculations November 2009 |
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| Adu, Oladapo Oluto Total change: -22.95 | |   |
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| Abu Dhabi Festival Open 2009 | Abu Dhabi | UAE | 2009-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2328 | 2276 | 2.00 | 5 | -0.17 | 15 | -2.55 | |
|  Rakhmanov, Aleksandr | g | | 2559 | RUS | 0.00 | 1 | -0.16 | 15 | -2.40 | |  Abdulkarim, Ali | | | 1913 | UAE | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Kengis, Edvins | g | | 2543 | LAT | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Simonian, Hrair | g | | 2520 | ARM | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Choukri, Adel | | | 2105 | MAR | 1.00 | 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) | | | | 49th Maryland Open | Rockville, Maryland | USA | 2009-10-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2124 | 2257 | 1.50 | 3 | -0.53 | 15 | -7.95 | |
| | Fink Jr, Stanley W | | | 2132 | USA | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Passov, Alex | | | 2166 | USA | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Clancy, Daniel J | | | 2075 | USA | 0.50 | 1 | -0.24 | 15 | -3.60 | |
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) | | | | Kingstowne Fall Festival | Alexandria, Virginia | USA | 2009-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 2257 | 0.00 | 1 | -0.83 | 15 | -12.45 | |
| | Jablon, Stephen E | | | 1979 | USA | 0.00 | 1 | -0.83 | 15 | -12.45 | |
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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