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Individual Calculations July 2023 |
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| De Coverly, Roger D Total change: -45.20 | |   |
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| 4th EACU FIDE-Rated Congress - Open | Newmarket | ENG | 2023-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 2000 | 3.00 | 5 | -0.04 | 20 | -0.80 | |
|  Villiers, Thomas | c | | 2130 | ENG | 0.00 | 1 | -0.32 | 20 | -6.40 | |  Samarakoon, Vivash Ransara | | | 1628 | SRI | 0.00 | 1 | -0.90 | 20 | -18.00 | | | McMahon, Paul | | | 1897 | ENG | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Bonafont, Philip R | | | 2001 | ENG | 1.00 | 1 | 0.50 | 20 | 10.00 | | | Foster, Timothy | | | 1863 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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) | | | | 30th 4NCL Congress Open | Daventry | ENG | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1925 | 2000 | 0.50 | 4 | -1.89 | 20 | -37.80 | |
| | Boswell, Jacob Connor | | | 2159 | ENG | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Estevez Fernandez, Josue | | | 1829 | ESP | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Kothari, Jai | | | 1767 | ENG | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Moyse, Nigel J | | | 1944 | WLS | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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) | | | | 30th 4NCL Congress Extra Games | Daventry | ENG | 2023-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1726 | 2000 | 0.50 | 1 | -0.33 | 20 | -6.60 | |
| | Sajanani, Vikas | | | 1726 | ENG | 0.50 | 1 | -0.33 | 20 | -6.60 | |
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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