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Individual Calculations March 2011 |
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| Hoffmann, Asa Total change: -15.45 | |   |
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| 29th Annual Empire City Open | New York, New York | USA | 2010-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2130 | 2296 | 2.00 | 3 | -0.15 | 15 | -2.25 | |
|  Chernin, Oliver | | | 2138 | USA | 0.50 | 1 | -0.21 | 15 | -3.15 | |  Zaderman, Vitaly | | | 2184 | USA | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Kats, Alena | | | 2068 | USA | 0.50 | 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) | | | | 2011 Marshall January Grand Prix | New York, New York | USA | 2011-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 2305 | 0.00 | 1 | -0.88 | 15 | -13.20 | |
| | Frumkin, Edward A | | | 1962 | USA | 0.00 | 1 | -0.88 | 15 | -13.20 | |
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) | | |
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