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Individual Calculations November 2017 |
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| Goins, Demetrius Total change: -3.40 | |   |
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| Peter Grey Memorial 2017 Tuesday Night Marathon | San Francisco, California | USA | 2017-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1870 | 2107 | 4.50 | 6 | -0.17 | 20 | -3.40 | |
|  Porlares, Teodoro | | | 1863 | USA | 0.50 | 1 | -0.30 | 20 | -6.00 | |  Liang, Ting | | | 1707 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Newey, Richard Her | | | 1750 | USA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Maser, Thomas | | | 1941 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Dougal, Michael | | | 1933 | USA | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Tracy, Joseph | | | 2025 | USA | 0.00 | 1 | -0.61 | 20 | -12.20 | | | * 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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