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Individual Calculations April 2008 |
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| Smith, Bryan G Total change: 8.30 | |   |
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| 2007 Arlington Chess Club Championship | Arlington, Virginia | USA | 2007-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2271 | 2392 | 2.50 | 3 | 0.54 | 10 | 5.40 | |
|  Cohen, Harry S | | | 2137 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | |  Meyer, John C | f | | 2295 | USA | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Kaufman, Lawrence | m | | 2380 | USA | 0.50 | 1 | -0.02 | 10 | -0.20 | |
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) | | | | 34th Annual Eastern Open | Washington DC | USA | 2007-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2277 | 2392 | 5.00 | 7 | 0.45 | 10 | 4.50 | |
| | Rosario, Salvador | | | 2175 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Minear, Peter | | | 2226 | USA | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Mabe, Chris J | | | 2252 | USA | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Markzon, Gregory | f | | 2168 | USA | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Rubenchik, Rodion | f | | 2303 | USA | 0.50 | 1 | -0.12 | 10 | -1.20 | | | Zimmer, Ralph P | f | | 2248 | USA | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Ivanov, Alexander | g | | 2565 | USA | 0.50 | 1 | 0.23 | 10 | 2.30 | |
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) | | | | 48th Annual Baltimore Open | Baltimore, Maryland | USA | 2008-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2211 | 2387 | 2.00 | 3 | -0.13 | 10 | -1.30 | |
| | Uesugi, Shinsaku | | | 2222 | JPN | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Enkhbat, Tegshsure | f | | 2365 | USA | 0.00 | 1 | -0.53 | 10 | -5.30 | | | Stanley, Douglas E | | | 2046 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | |
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 |
| 2338 | 2387 | 4.00 | 6 | 0.60 | 10 | 6.00 | |
| | Minear, Peter | | | 2226 | USA | 0.50 | 1 | -0.21 | 10 | -2.10 | | | Formanek, Edward | m | | 2274 | USA | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Mabe, Chris | | | 2258 | USA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Barnett, Alexander | | | 2244 | USA | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Shabalov, Alexander | g | | 2622 | USA | 0.50 | 1 | 0.29 | 10 | 2.90 | | | Vigorito, David | m | | 2406 | USA | 0.50 | 1 | 0.03 | 10 | 0.30 | |
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) | | | | Land of the Sky XXI | Asheville, NC | USA | 2008-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2339 | 2387 | 2.00 | 4 | -0.27 | 10 | -2.70 | |
| | Noble, Matthew E | | | 2256 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Tapper, Larry M | | | 2250 | USA | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Kudrin, Sergey | g | | 2566 | USA | 0.00 | 1 | -0.27 | 10 | -2.70 | | | Simpson, Ronald | f | | 2283 | USA | 0.00 | 1 | -0.64 | 10 | -6.40 | |
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) | | | | 8th Annual Millenium Chess Festival | Virginia Beach, Virginia | USA | 2008-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2387 | 1.00 | 2 | -0.36 | 10 | -3.60 | |
| | Szuper, Paul | | | 2105 | USA | 1.00 | 1 | 0.16 | 10 | 1.60 | | | Kaufman, Lawrence | m | | 2370 | USA | 0.00 | 1 | -0.52 | 10 | -5.20 | |
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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