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Individual Calculations September 2014 |
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| Buttell, David Total change: -27.00 | |   |
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| 101st British Championship – 5 Day Morning Open Week 2 | Aberystwyth | ENG | 2014-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1907 | 1846 | 1.00 | 4 | -0.70 | 20 | -14.00 | |
|  Sully, David | | | 2083 | WLS | 0.00 | 1 | -0.20 | 20 | -4.00 | |  Homer, Neil S | | | 1670 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Mc Aleenan, Charles | | | 1801 | SCO | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Rosen, Daniel B | c | | 2072 | ENG | 0.00 | 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) | | | | 101st British Championship – 5 Day Afternoon Open Week 2 | Aberystwyth | ENG | 2014-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1722 | 1846 | 2.00 | 4 | -0.65 | 20 | -13.00 | |
| | Jayawarna, Nugith | | | 1646 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Zhou, Yang-Jian | | | 1755 | ENG | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Freeland, Alex | | | 1800 | WLS | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Bennett, Owen | | | 1688 | WLS | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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