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Individual Calculations February 2017 |
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| Potter, Steven Total change: -49.40 | |   |
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| 12th 4NCL Congress Major | Harrogate | ENG | 2017-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1717 | 1900 | 2.00 | 5 | -1.66 | 20 | -33.20 | |
|  Jones, Neil T | | | 1788 | ENG | 0.00 | 1 | -0.65 | 20 | -13.00 | |  Procter, Colin S | | | 1731 | ENG | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Allison, Paul A | | | 1620 | ENG | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Matthews, Graham W | | | 1637 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Whale, Michael | | | 1808 | WLS | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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) | | | | 2016/17 4NCL Division 3 North Rounds 3-4 | Bolton | ENG | 2017-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 1900 | 0.00 | 2 | -0.81 | 20 | -16.20 | |
| | Richardson, Alex | | | 2129 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Armstrong, William G | | | 1826 | ENG | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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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