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Individual Calculations January 2015 |
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| Archer-Lock, Adrian Total change: -1.20 | |   |
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| London Chess Classic 2014 Weekend U2000 | London | ENG | 2014-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1894 | 1995 | 2.50 | 4 | -0.06 | 20 | -1.20 | |
|  Higgs, Joshua | | | 1863 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | |  Boumphrey, Luke S | | | 1948 | ENG | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Wilson, Matthew R | | | 1824 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Kelly, Paul J | | | 1939 | WLS | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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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