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Individual Calculations April 2008 |
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| Boekhoff, Andrew Total change: 12.60 | |   |
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| 34th Annual Eastern Open | Washington DC | USA | 2007-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2213 | 2325 | 6.00 | 8 | 0.81 | 15 | 12.15 | |
|  De, Fotis Gary C | | | 2185 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | |  Ishmukhamedov, Akhmet | | | 2105 | KAZ | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Okechukwu, Ane Iwu | | | 2137 | USA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Markzon, Gregory | f | | 2168 | USA | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Melekhina, Alisa | | wf | 2208 | USA | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Kudrin, Sergey | g | | 2563 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Balasubramanian, Adit | | | 2122 | IND | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Hu, Zhi-Ya | | | 2212 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | |
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 Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2008-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2213 | 2325 | 2.00 | 3 | 0.03 | 15 | 0.45 | |
| | Privman, Boris | f | | 2195 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Minear, Peter | | | 2226 | USA | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Aliyev, Timur | | | 2218 | ISR | 1.00 | 1 | 0.35 | 15 | 5.25 | |
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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