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Individual Calculations July 2010 |
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| Smarty, Sylvester Total change: 23.40 | |   |
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| 19th Annual Chicago Open | Wheeling, Illinois | USA | 2010-05-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2057 | 4.50 | 8 | 2.26 | 15 | 33.90 | |
|  Lein, Anatoly | g | | 2309 | USA | 0.50 | 1 | 0.31 | 15 | 4.65 | |  Homa, Seth | f | | 2295 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Iwu, Okechukwu A | | | 2184 | USA | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Szpisjak, Steven J | | | 2172 | USA | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Wasiluk, Kevin M | | | 2218 | USA | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Betaneli, Alex | f | | 2260 | USA | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Ruan, Gordon J | | | 2190 | USA | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Rosen, Eric S | | | 2182 | USA | 1.00 | 1 | 0.67 | 15 | 10.05 | |
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) | | | | 52nd Gem City Open | Dayton, Ohio | USA | 2010-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2058 | 2057 | 2.00 | 4 | -0.03 | 15 | -0.45 | |
| | Sprague, Ross | | | 1987 | USA | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Coraretti, Benjamin | | | 2009 | USA | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Boor, Carl B. | f | | 2308 | USA | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Friedman, David | | | 1929 | USA | 0.00 | 1 | -0.67 | 15 | -10.05 | |
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) | | | | 2010 National Open | Las Vegas, Nevada | USA | 2010-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2119 | 2057 | 1.00 | 4 | -0.67 | 15 | -10.05 | |
| | Shibut, Macon A | f | | 2246 | USA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Moussa, Alaa-Addin | c | | 2205 | PLE | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Tanner, Robert B | | | 2082 | USA | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Frey, Charles F | | | 1944 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | |
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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