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Individual Calculations May 2010 |
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| Erenburg, Sergey Total change: 17.10 | |   |
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| 2010 Collegiate Final Four | Brownsville, Texas | USA | 2010-04-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2504 | 2580 | 3.00 | 3 | 1.19 | 10 | 11.90 | |
|  Ludwig, Daniel J | m | | 2460 | USA | 1.00 | 1 | 0.34 | 10 | 3.40 | |  Papp, Gabor | m | | 2542 | HUN | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Flores, Mauricio | g | | 2509 | CHI | 1.00 | 1 | 0.40 | 10 | 4.00 | |
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) | | | | 50th Maryland Open | Rockville, Maryland | USA | 2010-04-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2375 | 2580 | 3.50 | 4 | 0.52 | 10 | 5.20 | |
| | Savage, Allan G | f | | 2180 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Kaufman, Lawrence | g | | 2406 | USA | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Smith, Bryan G | m | | 2484 | USA | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Kekelidze, Mikheil | g | | 2430 | GEO | 0.50 | 1 | -0.20 | 10 | -2.00 | | | * 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) | | |
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