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Individual Calculations April 2015 |
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| Badamo, Anthony Total change: -7.20 | |   |
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| 37th Annual Marchand Open | Rochester, New York | USA | 2015-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1859 | 1.00 | 4 | -0.36 | 20 | -7.20 | |
|  Phelps, David B | | | 1957 | USA | 0.00 | 1 | -0.37 | 20 | -7.40 | |  Peng, Jackie | | wm | 1914 | CAN | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Luce, Eric J | | | 2002 | USA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Shriver, Owen F | | | 2047 | USA | 0.50 | 1 | 0.24 | 20 | 4.80 | |
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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