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Individual Calculations May 2017 |
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| Underwood, Jon Total change: 52.80 | |   |
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| Central London Chess Congress Open 2017 | London | ENG | 2017-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2079 | 1873 | 2.50 | 5 | 1.32 | 40 | 52.80 | |
|  Peters, Stephen G | | | 2078 | ENG | 0.00 | 1 | -0.24 | 40 | -9.60 | |  Havenaar, Jan | | | 2038 | NED | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Stewart, Ashley | | | 2091 | ENG | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Reijneveld, Ad | | | 2116 | NED | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Johansson, Toni | | | 2071 | SWE | 0.50 | 1 | 0.26 | 40 | 10.40 | |
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) | | |
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