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Individual Calculations November 2019 |
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| Boris, Peter Total change: 38.80 | |   |
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| 11th Annual Washington Chess Congress | Falls Church, Virginia | USA | 2019-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1831 | 1.50 | 6 | 0.02 | 40 | 0.80 | |
|  Petesch, Gabriel | f | | 2231 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Oberoi, Shelev | | | 2006 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Rupel, David | | | 1998 | USA | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Ngo, Bach | | | 2051 | USA | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Moore, Johnson | | | 1997 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Rehle, Thomas | | | 1944 | USA | 0.50 | 1 | 0.15 | 40 | 6.00 | | | * 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) | | | | 23rd Annual Eastern Chess Congress | Princeton, New Jersey | USA | 2019-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 1831 | 2.00 | 4 | 0.95 | 40 | 38.00 | |
| | Korley, Kassa | m | | 2231 * | DEN | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Mujumdar, Sameer | | | 2072 | USA | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Samant, Neil | | | 1785 | USA | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Martinez, Isaac | | | 2064 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | * 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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