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Individual Calculations September 2017 |
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| Taylor, Robert P Total change: -33.20 | |   |
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| 104th British Championships Weekend Open | Llandudno | ENG | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 1854 | 2.00 | 4 | 0.45 | 20 | 9.00 | |
|  Doran, Chris | | | 1977 | ENG | 0.50 | 1 | 0.17 | 20 | 3.40 | |  Alkhateeb, Taher | c | | 2015 | KUW | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Littleton, Mark | | | 1893 | ENG | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Paul, Nathanael | | | 1871 | ENG | 1.00 | 1 | 0.52 | 20 | 10.40 | |
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) | | | | 104th British Championships Under 1900 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1686 | 1854 | 1.50 | 5 | -2.11 | 20 | -42.20 | |
| | Woods, Timothy J | | | 1662 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Clegg, Robert | | | 1734 | ENG | 0.00 | 1 | -0.66 | 20 | -13.20 | | | O`mahony, Mike J | | | 1699 | ENG | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Pride, Stephen C | | | 1656 | ENG | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Welch, David | | | 1678 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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) | | |
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