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Individual Calculations September 2017 |
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| Lewis, Christopher D Total change: -11.80 | |   |
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| 2017 Midland Championship Major | West Bromwich | ENG | 2017-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1648 | 1819 | 3.00 | 5 | -0.59 | 20 | -11.80 | |
|  Rudny, Tomasz I | | | 1632 | POL | 0.50 | 1 | -0.24 | 20 | -4.80 | |  Szwajkun, Richard | | | 1666 | ENG | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Mathurin, Anthony | | | 1587 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Clegg, Robert | | | 1769 | ENG | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Di-Vetta, Andrew | | | 1585 | WLS | 1.00 | 1 | 0.21 | 20 | 4.20 | |
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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