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Individual Calculations May 2012 |
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| Black Jr, James A Total change: 10.80 | |   |
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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 |
| 2201 | 2163 | 2.50 | 4 | 0.68 | 15 | 10.20 | |
|  Kelleher, William | f | | 2318 | USA | 0.50 | 1 | 0.21 | 15 | 3.15 | |  Shmelov, Denys K | | | 2402 | UKR | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Yelsky, Max | | | 2031 | USA | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Higgins, Derrick | | | 2052 | 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) | | | | 2012 MCC March/April Grand Prix | New York, New York | USA | 2012-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 2190 | 2.50 | 3 | 0.85 | 15 | 12.75 | |
| | Frumkin, Edward A | | | 1982 | USA | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Sena, Juan | | | 2141 | DOM | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Ostrovskiy, Aleksandr | f | | 2335 | USA | 1.00 | 1 | 0.69 | 15 | 10.35 | |
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 |
| 2162 | 2190 | 4.00 | 9 | -0.81 | 15 | -12.15 | |
| | Panchanathan, Magesh | g | | 2557 | IND | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Sakai, Hibiki | | | 2031 | JPN | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Strenzwilk, Denis | | | 1966 | USA | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Harmon-Vellotti, Carl | | | 1837 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Nemcova, Katerina | | wg | 2275 | CZE | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Santarius, Erik | | | 2292 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Lucente, Mike | | | 2041 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Markzon, Gregory | f | | 2227 | USA | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Aaron, Deepak | | | 2234 | USA | 0.00 | 1 | -0.44 | 15 | -6.60 | |
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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