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Individual Calculations October 2015 |
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| Roebuck, Derek Total change: 0.80 | |   |
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| Golders Green August Bank Holiday Congress: MAJOR Under 1900 | London | ENG | 2015-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1790 | 1727 | 2.50 | 6 | 0.02 | 40 | 0.80 | |
|  Suseenthiram, R | | | 1890 | IND | 0.50 | 1 | 0.22 | 40 | 8.80 | |  Matei, Ciprian | | | 1874 | ROU | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Goodfellow, Russell Robert | | | 1835 | ENG | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Carter, John | | | 1724 | ENG | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Rogal, Chris | | | 1684 | POL | 0.50 | 1 | -0.06 | 40 | -2.40 | | | Pein, Jonathan | | | 1732 | ENG | 0.00 | 1 | -0.49 | 40 | -19.60 | |
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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