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Individual Calculations October 2017 |
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| Roberts, Paul Total change: -17.60 | |   |
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| DCCA 67th Annual Congress | Torquay | ENG | 2017-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2087 | 2183 | 3.50 | 7 | -0.88 | 20 | -17.60 | |
|  Bass, John W | | | 2006 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | |  Wells, Jonathan C | | | 1996 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Webster, Richard J | | | 1922 | ENG | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Dilleigh, Stephen P | | | 2066 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Stewart, Ashley | | | 2127 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Arkell, Keith C | g | | 2415 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Bolt, Graham | | | 2077 | ENG | 0.50 | 1 | -0.14 | 20 | -2.80 | |
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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