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Individual Calculations May 2012 |
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| Qazi, Rafeh R Total change: 29.40 | |   |
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| 8th North American Amateur Open | Skokie, Illinois | USA | 2012-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1896 | 1.00 | 1 | 0.42 | 30 | 12.60 | |
|  Richmond, M. Barrie | | | 1841 | USA | 1.00 | 1 | 0.42 | 30 | 12.60 | |
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 Illinois Denker Qualifier | Skokie, Illinois | USA | 2012-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1896 | 2.50 | 5 | 0.56 | 30 | 16.80 | |
|  Kogen, Jonathan S | | | 2129 | USA | 0.50 | 1 | 0.29 | 30 | 8.70 | | | Schmakel, Sam A | | | 2113 | USA | 0.00 | 1 | -0.22 | 30 | -6.60 | | | Meduri, Aakaash | | | 2012 | USA | 0.00 | 1 | -0.34 | 30 | -10.20 | | | Dubin, Joshua | | | 1761 | USA | 1.00 | 1 | 0.32 | 30 | 9.60 | | | Moskwa, Robert | | | 1901 | USA | 1.00 | 1 | 0.51 | 30 | 15.30 | |
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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