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Individual Calculations February 2020 |
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| Diep, Andrew Total change: 81.20 | |   |
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| 46th Annual Eastern Open | Falls Church, Virginia | USA | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1811 | 3.50 | 7 | 1.60 | 40 | 64.00 | |
|  Cao, Timothy | | | 1699 | USA | 1.00 | 1 | 0.35 | 40 | 14.00 | |  Semenov, Valerii | f | | 2197 | UKR | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Luo, Terry | | | 2011 | USA | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Beckman, Thomas J | | | 1820 | USA | 1.00 | 1 | 0.51 | 40 | 20.40 | | | Altman, Joshua A | c | | 2151 | ENG | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Dougherty, Michael | f | | 2098 | CAN | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Samuelson, Andrew | f | | 2113 | USA | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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) | | | | 2020 Washington, D.C. Championship | Washington, DC | USA | 2020-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1965 | 1829 | 1.50 | 3 | 0.43 | 40 | 17.20 | |
| | Amanda, Lossef | | | 1757 | USA | 0.50 | 1 | -0.10 | 40 | -4.00 | | | Recuero Guerra, David | m | | 2229 * | ESP | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Thomas, Rehle | | | 1910 | USA | 1.00 | 1 | 0.61 | 40 | 24.40 | | | * 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) | | |
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