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Individual Calculations November 2015 |
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| Chapman, Nigel Total change: -11.00 | |   |
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| Northumberland Open | Newcastle upon Tyne | ENG | 2015-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 1767 | 0.50 | 4 | -0.76 | 20 | -15.20 | |
|  Waters, Clive L | | | 2081 | ENG | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Plater, Ronald | | | 1895 | ENG | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Bielby, Paul R | | | 1949 | ENG | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Zhang, Zheming | | | 1744 | ENG | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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) | | | | 33rd Hampstead Weekend Congress: Under 2200 | London | ENG | 2015-10-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 1757 | 1.50 | 5 | 0.21 | 20 | 4.20 | |
| | Goodfellow, Russell Robert | | | 1789 | ENG | 1.00 | 1 | 0.54 | 20 | 10.80 | | | McDonnell, James J. | | | 1917 | IRL | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Schlottmann, Fabian | | | 2024 | GER | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Burbidge, Duncan R | | | 1969 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Gaudeau, Valentin | | | 2080 | FRA | 0.00 | 1 | -0.13 | 20 | -2.60 | |
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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