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Individual Calculations September 2009 |
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| Frumkin, Edward A Total change: -11.40 | |   |
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| Marshall CC FIDE Thursdays | New York, NY | USA | 2009-05-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2077 | 2034 | 1.00 | 4 | -0.78 | 15 | -11.70 | |
|  Treger, Yefim | | | 2185 | USA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Berg, George P | | | 2085 | USA | 0.50 | 1 | 0.07 | 15 | 1.05 | |  Waxman, Marian | | | 2036 | USA | 0.50 | 1 | 0.00 | 15 | 0.00 | | | Farber, Nelson M | | | 2001 | USA | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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) | | | | 2nd New York International | New York, NY | USA | 2009-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 2034 | 2.50 | 7 | 0.02 | 15 | 0.30 | |
| | Yeager, Daniel A | f | | 2372 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Markzon, Gregory | f | | 2203 | USA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Jacobs, Jon | f | | 2307 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Zaderman, Vitaly | | | 2214 | USA | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Hellenschmidt, Andrew | | | 2024 | USA | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Yagiz, Bora | | | 1910 | USA | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Chipkin, Leonard B | | | 2059 | USA | 0.50 | 1 | 0.03 | 15 | 0.45 | |
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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