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Individual Calculations May 2019 |
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| Hughes, Peter Total change: -26.00 | |   |
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| English Seniors Championship Over 65 2019 | Solihull | ENG | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 1820 | 3.00 | 6 | 1.04 | 20 | 20.80 | |
|  Tarbuck, David | | | 2001 | ENG | 0.50 | 1 | 0.24 | 20 | 4.80 | |  Feavyour, John A | | | 1960 | ENG | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Tucker, David S | | | 1980 | ENG | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Adaway, William | | | 1863 | ENG | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Calvert, D Ian | | | 1921 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Willetts, Graham J | | | 1969 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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) | | | | 1st 4NCL Easter Congress U2050 | Stevenage | ENG | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1562 | 1820 | 2.50 | 6 | -2.34 | 20 | -46.80 | |
| | Sheikh, Anum | | wc | 1651 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Zhu, Hou Ning | | | 1475 | ENG | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Turner, Sam | | | 1645 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Shenbagakumar, Gautham | | | 1507 | ENG | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Valjee, Ashir V | | | 1462 | ENG | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Burgoyne, Peter A | | | 1633 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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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