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Individual Calculations May 2012 |
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| Frumkin, Edward A Total change: -24.45 | |   |
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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 |
| 2153 | 1976 | 0.00 | 2 | -0.54 | 15 | -8.10 | |
|  Selzler, Richard | | | 2208 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Karen, Brian | | | 2098 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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 Marshall March Grand Prix | New York, New York | USA | 2012-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2142 | 1982 | 0.00 | 2 | -0.64 | 15 | -9.60 | |
|  Bonin, Jay Richard | m | | 2313 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Adelson, Serge | | | 1971 | USA | 0.00 | 1 | -0.52 | 15 | -7.80 | |
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 March-April FIDE Monday | New York, New York | USA | 2012-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2145 | 1982 | 0.00 | 1 | -0.28 | 15 | -4.20 | |
| | Resika, Nathan | f | | 2145 | USA | 0.00 | 1 | -0.28 | 15 | -4.20 | |
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) | | | | Long Island Open | Ronkonkoma, New York | USA | 2012-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2208 | 1982 | 0.00 | 2 | -0.51 | 15 | -7.65 | |
| | Kudrin, Sergey | g | | 2382 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Ray, Sarathi | | | 2033 | USA | 0.00 | 1 | -0.43 | 15 | -6.45 | | | * 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) | | | | 2012 MCC March/April Grand Prix | New York, New York | USA | 2012-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2111 | 1982 | 1.00 | 2 | 0.34 | 15 | 5.10 | |
| | Black Jr, James A | | | 2190 | USA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Eng, Kenneth | | | 2032 | USA | 1.00 | 1 | 0.57 | 15 | 8.55 | |
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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