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Individual Calculations July 2012 |
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| Regam, Jessica Total change: 34.05 | |   |
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| 2012 Marshall April Grand Prix | New York, New York | USA | 2012-04-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2153 | 1863 | 0.50 | 4 | -0.20 | 15 | -3.00 | |
|  Maltese, Adam Samu | | | 2263 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Bonin, Jay Richard | m | | 2263 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Privman, Boris | f | | 2102 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Frumkin, Edward A | | | 1982 | USA | 0.50 | 1 | 0.16 | 15 | 2.40 | | | * 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 May Grand Prix | New York, New York | USA | 2012-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 1860 | 0.00 | 2 | -0.33 | 15 | -4.95 | |
| | Treger, Yefim | | | 2197 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Berg, George P | | | 2088 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | |
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 Annual New Yorker Open - U2300 Section | New York, New York | USA | 2012-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2083 | 1860 | 2.50 | 5 | 1.37 | 15 | 20.55 | |
| | Hulse, Brian | f | | 2127 | USA | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Berg, George P | | | 2088 | USA | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Rozman, Levy | | | 2179 | USA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Castillo, Josue N | | | 2064 | DOM | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Frumkin, Edward A | | | 1958 | USA | 0.50 | 1 | 0.13 | 15 | 1.95 | |
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) | | | | 5th New York International - U2200 Section | New York, New York | USA | 2012-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1860 | 2.50 | 4 | 1.43 | 15 | 21.45 | |
| | Berg, George P | | | 2088 | USA | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Weiner, Zachary J | | | 2087 | USA | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Lung, James | | | 1977 | USA | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Matlin, Anna R | | wc | 2000 | USA | 0.50 | 1 | 0.19 | 15 | 2.85 | |
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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