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Individual Calculations September 2014 |
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| Penna, Tommaso Total change: -13.80 | |   |
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| Golders Green August Bank Holiday Congress: OPEN | London | ENG | 2014-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1897 | 1992 | 3.00 | 6 | -0.69 | 20 | -13.80 | |
|  Marshall, Michael | | | 1810 | DEN | 0.00 | 1 | -0.74 | 20 | -14.80 | |  Millward, David | | | 1891 | ENG | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Torrance, John | | | 1674 | SCO | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Walker, Martin G | f | | 2190 | ENG | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Grey, Nicholas D | | | 1750 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Villiers, Thomas | | | 2068 | ENG | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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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