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Individual Calculations September 2017 |
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| Jones, Neil T Total change: -5.00 | |   |
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| 104th British Championships Under 2050 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1863 | 1788 | 1.50 | 5 | -0.50 | 40 | -20.00 | |
|  Bansal, Rohan | | | 1956 | ENG | 0.00 | 1 | -0.28 | 40 | -11.20 | |  Horlock, Peter J | | | 1622 | ENG | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Hawkins, James N | | | 1937 | ENG | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Thynne, Trefor F | | | 1927 | ENG | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Paul, Nathanael | | | 1871 | ENG | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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) | | | NOTE: K factor changed | | 104th British Championships Under 1900 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1687 | 1788 | 2.00 | 2 | 0.75 | 20 | 15.00 | |
| | Connolly Sams, Dietah | | | 1565 | SCO | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Jazdzewski, Daniel | | | 1808 | POL | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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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