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Individual Calculations August 2015 |
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| Margiotta, Jason J Total change: 4.60 | |   |
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| 8th New York International Championship | New York, New York | USA | 2015-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2067 | 1936 | 1.00 | 4 | -0.33 | 20 | -6.60 | |
|  Schut, Han | | | 2148 | NED | 0.00 | 1 | -0.23 | 20 | -4.60 | |  Wang, Andrew C | | | 2173 | USA | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Sena, Juan | | | 2059 | DOM | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Frumkin, Edward | | | 1886 | USA | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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) | | | | 8th New York International - U2200 | New York, New York | USA | 2015-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1950 | 1936 | 2.50 | 4 | 0.56 | 20 | 11.20 | |
| | Gu, Ethan | | | 1906 | USA | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Adelson, Serge | | | 1868 | USA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Bulington, Carter | | | 1893 | USA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Bisiriyu-Salam, Oluwaseun | | | 2132 | NGR | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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