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Individual Calculations April 2008 |
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| Khachiyan, Melikset Total change: -20.40 | |   |
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| 17th Annual North American Open | Las Vegas, NV | USA | 2007-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2255 | 2506 | 1.00 | 3 | -1.41 | 10 | -14.10 | |
|  Rubsamen, Cornelius | | | 2172 | USA | 0.50 | 1 | -0.38 | 10 | -3.80 | |  Critelli, James | f | | 2321 | USA | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Akopyan, Harutyun | f | | 2273 | USA | 0.00 | 1 | -0.79 | 10 | -7.90 | |
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) | | | | 15th Annual Western Class Championships | Agoura Hills California | USA | 2008-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2275 | 2520 | 2.50 | 4 | -0.63 | 10 | -6.30 | |
| | Naroditsky, Daniel | f | | 2205 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Gutman, Joshua | | | 2170 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Yotov, Valentin | m | | 2495 | BUL | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Bryant, John | | | 2228 | USA | 0.50 | 1 | -0.35 | 10 | -3.50 | |
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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