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Individual Calculations December 2017 |
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| Prior, Stephen C V Total change: -30.20 | |   |
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| 2017 Central London Chess Congress (Open Section) | London | ENG | 2017-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 2067 | 2.50 | 5 | -1.18 | 20 | -23.60 | |
|  Lim, Mark | | | 1855 | ENG | 0.00 | 1 | -0.77 | 20 | -15.40 | |  Siddharth, Gopakumar | | | 1823 | IND | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Cavendish, Joshua Z | | | 1940 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Ortiz Sanchez, Luis | | | 1868 | ESP | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Everett, Joe | | | 1932 | 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) | | | | Hampstead FIDE Congress Under 2200 Nov 17 | London | ENG | 2017-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1830 | 2067 | 3.50 | 5 | -0.33 | 20 | -6.60 | |
| | Sahinoz, Giulio O | | | 1682 | ENG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Sedykh, Mikhail | | | 2138 | ENG | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Balaji, Aaravamudhan | | | 1860 | ENG | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Royal, Shreyas | c | | 1703 | ENG | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Covey, Jason | | | 1769 | ENG | 1.00 | 1 | 0.15 | 20 | 3.00 | |
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) | | |
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