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Individual Calculations March 2012 |
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| Carter, David E Total change: -10.35 | |   |
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| 2012 Portsmouth Open | Portsmouth, New Hampshire | USA | 2012-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2125 | 2100 | 1.00 | 3 | -0.51 | 15 | -7.65 | |
|  Ivanov, Alexander | g | | 2500 * | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Gaspar, John | | | 1915 | USA | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Elmore, John P | | | 1959 | USA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Saco Open | Saco, Maine | USA | 2012-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2195 | 2100 | 1.00 | 3 | -0.18 | 15 | -2.70 | |
| | Vigorito, David | m | | 2430 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Bryan, Jarod J | f | | 2200 | USA | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Quint, Joshua T | | | 1954 | USA | 0.50 | 1 | -0.20 | 15 | -3.00 | |
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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