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Individual Calculations December 2016 |
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| Obrien, Matthew J Total change: 3.20 | |   |
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| 20th Annual Eastern Chess Congress | Basking Ridge, New Jersey | USA | 2016-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2226 | 2031 | 1.00 | 3 | 0.16 | 20 | 3.20 | |
|  Sarkar, Justin | m | | 2422 | USA | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Fellman, Mike J | | | 2031 | USA | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Giannatos, Peter | | | 2225 | USA | 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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