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Individual Calculations April 2013 |
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| Kopec, Danny Total change: -8.80 | |   |
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| 7th Annual Long Island Open | Ronkonkoma, New York | USA | 2013-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 2324 | 1.50 | 3 | -0.88 | 10 | -8.80 | |
|  Berg, George P | | | 2077 | USA | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Wisbauer, Robert K | | | 2004 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | |  Treger, Yefim | | | 2176 | USA | 0.00 | 1 | -0.70 | 10 | -7.00 | |
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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