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Rapid:
Individual Calculations January 2020 |
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| Archer-Lock, Christopher J Total change: -34.20 | |   |
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| 11th CSC London Chess Classic: Rapid Under 2050 | London | ENG | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1999 | 3.50 | 7 | -1.71 | 20 | -34.20 | |
|  Singh, Amrik | | | 1816 | ENG | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Stern, Robert C | | | 1801 | ENG | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Sagues, Vincent | | | 1909 | FRA | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Bird, Joel | | | 1872 | ENG | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Clarke, Niall | | | 1619 | ENG | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Chauhan, Ritwik C | | | 1865 | USA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Dias, Savin | | | 1723 | ENG | 0.50 | 1 | -0.33 | 20 | -6.60 | |
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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