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Individual Calculations January 2016 |
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| Gerstl, Mark E Total change: -8.20 | |   |
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| Oct - Dec 2015 Marshall Thursday Open | New York, New York | USA | 2015-10-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1826 | 1971 | 3.00 | 5 | -0.41 | 20 | -8.20 | |
|  Walton, John | | | 1673 | USA | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Hellner, Wesley | | | 1783 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Juac, Majur | | | 2023 | USA | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Scher, Edward | | | 1837 | USA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Prus, Irving B | | | 1813 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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