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Individual Calculations September 2017 |
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| Cowan, Richard M Total change: -23.20 | |   |
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| 104th British Championships Major Open | Llandudno | ENG | 2017-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1811 | 1874 | 4.00 | 9 | -1.16 | 20 | -23.20 | |
|  Robertson, Jim | | | 1633 | SCO | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Crocker, Philip J | | | 2068 | ENG | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Tozer, Philip Aa | | | 2141 | ENG | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Raghavendra, Mahima G | | | 1562 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Brown, Tom | | | 2063 | WLS | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Somton, Anita | | | 1705 | ENG | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Atara, Omeet J | | | 1616 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Samworth-Calvier, Juju | | | 1594 | ENG | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Stoyanov, Viktor | | | 1919 | ENG | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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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