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Individual Calculations November 2017 |
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| Samuelson, Andrew Total change: -34.00 | |   |
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| 9th Annual Washington Chess Congress | Arlington, Virginia | USA | 2017-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2056 | 2235 | 3.00 | 6 | -1.23 | 20 | -24.60 | |
|  Slade, Theodore | | | 1902 | ENG | 0.50 | 1 | -0.38 | 20 | -7.60 | |  De Fotis, Gary | | | 1912 | USA | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Wu, Eric | | | 1835 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Morefield, Jason | | | 2069 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Moradiabadi, Elshan | g | | 2505 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Zhou, Liran | | | 2112 | USA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | * 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) | | | | Northern Virginia Chess League Season 4 Round 2 | Dulles, Virginia | USA | 2017-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2259 | 2235 | 0.00 | 1 | -0.47 | 20 | -9.40 | |
| | Del Mundo, Anton Paolo C. | f | | 2259 | PHI | 0.00 | 1 | -0.47 | 20 | -9.40 | |
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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