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Individual Calculations July 2008 |
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| Aigner, Michael Total change: -15.30 | |   |
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| 8th Far West Open | Reno, Nevada | USA | 2008-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2418 | 2242 | 0.00 | 2 | -0.56 | 15 | -8.40 | |
|  Yermolinsky, Alex | g | | 2522 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | |  Langer, Michael | f | | 2314 | USA | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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) | | | | 2008 Frank K Berry U.S. Championship - Qualifier Fide Open | Tulsa, Oklahoma | USA | 2008-03-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2244 | 2242 | 4.00 | 6 | 1.05 | 15 | 15.75 | |
| | Root, Alexey | | wm | 2039 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Zilberstein, Dmitry | m | | 2411 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Bady, Glenn | | | 2226 | USA | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Bercys, Salvijus | m | | 2421 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Robson, Ray | f | | 2389 | USA | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Jamison, Courtney | | | 1979 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | |
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) | | | | 17th Annual Chicago Open (U2300 Section) | Wheeling, Illinois | USA | 2008-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 2249 | 2.00 | 5 | -0.81 | 15 | -12.15 | |
| | Hoover, Nathan | | | 2172 | USA | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Nieto, Giovanni | | | 2212 | MEX | 0.00 | 1 | -0.55 | 15 | -8.25 | | | Nienart, Christopher | | | 2196 | USA | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Thorhallsson, Gylf | | | 2187 | USA | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Lewis, James | | | 2255 | DOM | 0.50 | 1 | 0.01 | 15 | 0.15 | |
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) | | | | 2008 National Open | Las Vegas, Nevada | USA | 2008-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2315 | 2249 | 1.00 | 4 | -0.70 | 15 | -10.50 | |
| | Friedel, Josh | m | | 2484 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Akopian, Robert | | | 2121 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Khachiyan, Melikset | g | | 2500 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Sinanan, Josh | | | 2155 | USA | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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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