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Individual Calculations July 2012 |
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| Humphreys, Jerry G Total change: -19.80 | |   |
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| 4NCL | Various | ENG | 2011-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 2080 | 4.50 | 8 | -0.39 | 15 | -5.85 | |
|  Lutton, J Ezra | | | 2105 | ENG | 0.50 | 1 | 0.03 | 15 | 0.45 | |  Jones, Jeremy J | | | 1680 * | WLS | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Webster, Richard J | | | 1972 | ENG | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Stille, Alexander M | | | 2089 | ENG | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Claridge-Hansen, William | | | 1706 | ENG | 0.50 | 1 | -0.40 | 15 | -6.00 | | | Calvert, D Ian | | | 1950 | ENG | 0.00 | 1 | -0.68 | 15 | -10.20 | | | Feavyour, John A | | | 2078 | ENG | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Osborne, Marcus E | | | 2246 | ENG | 0.00 | 1 | -0.28 | 15 | -4.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | e2e4 London Diamond Jubilee Congress Premier | London | ENG | 2012-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 2080 | 4.50 | 9 | -0.93 | 15 | -13.95 | |
| | Longson, Alexander | | | 2274 | ENG | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Jaunooby, Ali R | | | 2158 | ENG | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Tarhon, Brian | | | 1769 | ENG | 0.50 | 1 | -0.36 | 15 | -5.40 | | | Kender, Robert | | | 1946 | USA | 0.50 | 1 | -0.18 | 15 | -2.70 | | | O`Donnell, Conor | | | 1860 | IRL | 0.00 | 1 | -0.78 | 15 | -11.70 | | | Pattni, Kishan | | | 1736 | ENG | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Snape, Ian L | | | 2229 | ENG | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Taylor, Adam C | | | 1948 | ENG | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Grattage, Matthew | | | 2002 | ENG | 1.00 | 1 | 0.39 | 15 | 5.85 | |
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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