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Individual Calculations July 2009 |
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| Dejmek, Mark W Total change: -9.75 | |   |
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| 9th Annual Sands Regency Reno - Far West Open | Reno, Nevada | USA | 2009-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2216 | 2128 | 1.50 | 4 | -0.11 | 15 | -1.65 | |
|  Haring, Ruth Inez | | wm | 2010 | USA | 1.00 | 1 | 0.34 | 15 | 5.10 | |  Kraai, Jesse | g | | 2478 | USA | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Bryant, John Daniel | | | 2292 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Merwin, Steven E | | | 2082 | USA | 0.50 | 1 | -0.06 | 15 | -0.90 | |
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) | | | | 2009 Texas State and Amateur Championship | San Antonio, Texas | USA | 2009-05-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2114 | 2128 | 0.50 | 2 | -0.54 | 15 | -8.10 | |
| | Obregon, Juan Luis | c | | 2226 | MEX | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Hyltin, John Paul | | | 2001 | USA | 0.50 | 1 | -0.17 | 15 | -2.55 | |
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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