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Individual Calculations April 2008 |
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| Mattson, Dane M Total change: -38.00 | |   |
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| 34th Annual Eastern Open | Washington DC | USA | 2007-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2107 | 2111 | 1.00 | 5 | -1.52 | 25 | -38.00 | |
|  Betaneli, Alexander | | | 2226 | USA | 0.00 | 1 | -0.34 | 25 | -8.50 | | | Zimmer, Ralph P | f | | 2248 | USA | 0.50 | 1 | 0.18 | 25 | 4.50 | |  Blum, Tony | | | 1933 | USA | 0.50 | 1 | -0.23 | 25 | -5.75 | | | Sherman, David | | | 2150 | USA | 0.00 | 1 | -0.45 | 25 | -11.25 | | | Khojandi, Aryan | | | 1978 | USA | 0.00 | 1 | -0.68 | 25 | -17.00 | |
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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