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Individual Calculations November 2017 |
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| Symonds, Richard H Total change: -43.20 | |   |
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| Northumberland Congress Open 2017 | North Shields | ENG | 2017-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1938 | 2052 | 1.50 | 4 | -1.08 | 40 | -43.20 | |
|  Niedbal, Piotr | | | 1845 | POL | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Dargan, Paul A G | c | | 2114 | ENG | 0.00 | 1 | -0.41 | 40 | -16.40 | |  Rutherford, William | | | 1946 | SCO | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Whitehead, Mark A | | | 1847 | ENG | 0.50 | 1 | -0.26 | 40 | -10.40 | |
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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