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Individual Calculations May 2012 |
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| Hua, David A Total change: 26.10 | |   |
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| 42nd Annual World Amateur Team and US Team East | Parsippany, New Jersey | USA | 2012-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2320 | 2151 | 0.50 | 2 | -0.08 | 15 | -1.20 | |
|  Gu, Christopher | | | 2209 | USA | 0.50 | 1 | 0.08 | 15 | 1.20 | |  Vigorito, David | m | | 2430 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | |
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) | | | | 6th Annual Philadelphia Open | Philadelphia, Pennsylvania | USA | 2012-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2282 | 2154 | 4.50 | 8 | 1.82 | 15 | 27.30 | |
| | Roy, Myriam | | | 1942 | CAN | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Gurevich, Dmitry | g | | 2466 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Kavutskiy, Konstantin | f | | 2302 | USA | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Ortiz, Nadya | | wg | 2255 | COL | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Sarkar, Justin | m | | 2391 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Ardaman, Miles F | f | | 2254 | USA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Burnett, Ronald | m | | 2352 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Troff, Kayden W | f | | 2297 | USA | 1.00 | 1 | 0.69 | 15 | 10.35 | |
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) | | |
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