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Individual Calculations May 2012 |
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| Bartell, Thomas Total change: 3.90 | |   |
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| 42nd Annual World Amateur Team and US Team East | Parsippany, New Jersey | USA | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2243 | 2354 | 2.50 | 4 | 0.01 | 15 | 0.15 | |
|  Robinson, Darrian | | | 1954 * | USA | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Johnson, Ben C | | | 2190 | USA | 0.50 | 1 | -0.22 | 15 | -3.30 | |  Yudasin, Leonid G | g | | 2528 | ISR | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Chase, Christopher | f | | 2299 | USA | 0.00 | 1 | -0.58 | 15 | -8.70 | | | * 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) | | | | 13th Annual Pittsburgh Open | Pittsburgh, Pennsylvania | USA | 2012-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2379 | 2365 | 1.00 | 3 | -0.41 | 15 | -6.15 | |
| | Bora, Safal | | | 2101 | USA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Ivanov, Alexander | g | | 2513 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Shabalov, Alexander | g | | 2523 | USA | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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) | | | | 6th Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2012-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2385 | 2365 | 3.00 | 5 | 0.66 | 15 | 9.90 | |
| | Colas, Joshua | | | 2057 | USA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Gelashvili, Tamaz | g | | 2619 | GEO | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Naroditsky, Daniel | m | | 2479 | USA | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Harmon-Vellotti, Luke | | | 2212 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Bachmann, Axel | g | | 2556 | PAR | 0.00 | 1 | -0.25 | 15 | -3.75 | |
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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