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Individual Calculations March 2011 |
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| Shabalov, Alexander Total change: 4.30 | |   |
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| 20th Annual North American Open | Las Vegas, Nevada | USA | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2354 | 2591 | 5.50 | 7 | 0.05 | 10 | 0.50 | |
|  Markovits, Alex | | | 2191 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Sharma, Arun | | | 2287 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Landaw, Julian W | | | 2285 | USA | 0.50 | 1 | -0.36 | 10 | -3.60 | | | Liu, Elliott Joseph | f | | 2284 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Amanov, Zhanibek | m | | 2394 | KAZ | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Gurevich, Dmitry | g | | 2469 | USA | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Stocek, Jiri | g | | 2567 | CZE | 0.50 | 1 | -0.03 | 10 | -0.30 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 43rd Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2011-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2386 | 2586 | 3.50 | 5 | -0.21 | 10 | -2.10 | |
| | Mandizha, Farai | f | | 2411 | ZIM | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Kudrin, Sergey | g | | 2545 | USA | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Pressman, Leif A | | | 2186 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Esserman, Marc R | m | | 2412 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Norowitz, Yaacov | | | 2375 | USA | 0.50 | 1 | -0.27 | 10 | -2.70 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 XXIV | Asheville, North Carolina | USA | 2011-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2390 | 2586 | 3.50 | 4 | 0.59 | 10 | 5.90 | |
| | Mabe, Chris J | | | 2217 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Simpson, Ronald | f | | 2278 | USA | 1.00 | 1 | 0.14 | 10 | 1.40 | | | Kudrin, Sergey | g | | 2545 | USA | 1.00 | 1 | 0.44 | 10 | 4.40 | | | Paragua, Mark C | g | | 2521 | PHI | 0.50 | 1 | -0.09 | 10 | -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) | | |
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