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Individual Calculations July 2008 |
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| Gurevich, Dmitry Total change: 3.20 | |   |
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| 2008 Frank K Berry US Championship | Tulsa, Oklahoma | USA | 2008-05-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2430 | 2513 | 4.50 | 9 | -0.94 | 10 | -9.40 | |
|  Shankland, Sam | | | 2296 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Kaidanov, Gregory | g | | 2596 | USA | 0.00 | 1 | -0.39 | 10 | -3.90 | |  Akobian, Varuzhan | g | | 2601 | USA | 0.00 | 1 | -0.38 | 10 | -3.80 | | | Kaufman, Larry | m | | 2365 | USA | 0.50 | 1 | -0.20 | 10 | -2.00 | | | Langer, Michael | f | | 2254 | USA | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Vigorito, David | m | | 2405 | USA | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Friedel, Josh | m | | 2484 | USA | 0.00 | 1 | -0.54 | 10 | -5.40 | | | Galant, Sergey | | | 2234 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Shabalov, Alexander | g | | 2633 | USA | 0.50 | 1 | 0.16 | 10 | 1.60 | |
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) | | | | 17th Annual Chicago Open | Wheeling, Illinois | USA | 2008-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2392 | 2513 | 4.00 | 5 | 0.79 | 10 | 7.90 | |
| | Davis, Loal | | | 2198 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Tate, Emory | m | | 2378 | USA | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Zenyk, Iryna | c | wf | 2233 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Shabalov, Alexander | g | | 2633 | USA | 1.00 | 1 | 0.66 | 10 | 6.60 | | | Yermolinsky, Alex | g | | 2518 | USA | 0.50 | 1 | 0.01 | 10 | 0.10 | |
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 |
| 2434 | 2513 | 4.00 | 6 | 0.47 | 10 | 4.70 | |
| | Fuentes, Romulo | | | 2163 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Tuvshintugs, Batchime | | wm | 2278 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Adamson, Robby | f | | 2349 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Fressinet, Laurent | g | | 2656 | FRA | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Petrosian, Tigran | g | | 2616 | ARM | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Finegold, Ben | m | | 2539 | USA | 0.00 | 1 | -0.46 | 10 | -4.60 | |
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) | | |
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