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Individual Calculations August 2017 |
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| Taylor, Robert Graham Total change: -15.40 | |   |
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| 2nd North Wales Fide Open | Llandudno | WLS | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1944 | 1.00 | 3 | -0.37 | 20 | -7.40 | |
|  Surtees, Mike J | | | 2084 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Ridge, Michael | | | 1872 | SCO | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Bryant, Richard B E | | | 1976 | ENG | 0.00 | 1 | -0.46 | 20 | -9.20 | |
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) | | | | 14th South Wales International Open | Cardiff | WLS | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1906 | 1944 | 5.00 | 10 | -0.40 | 20 | -8.00 | |
| | O`rourke, Kevin | | | 1544 * | WLS | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Rysbayeva, Aigerim | | wf | 2157 | KAZ | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Williams, Ron | | | 1704 | WLS | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Bridges, Paul | | | 1796 | WLS | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Hewitt, William | | | 2018 | WLS | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Lauridsen, Jesper Morch | f | | 2247 | DEN | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Ralphs, Nigel | | | 2058 | WLS | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Dixon, Chris | | | 1806 | WLS | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Menadue, Jeremy F S | | | 2046 | ENG | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Williams, Stephen | | | 1683 | WLS | 1.00 | 1 | 0.18 | 20 | 3.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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