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Individual Calculations January 2020 |
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| Iyengar, Ilya Total change: 7.00 | |   |
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| 11th CSC London Chess Classic: Weekend Under 2050 | London | ENG | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1740 | 1982 | 1.00 | 1 | 0.20 | 20 | 4.00 | |
|  Cowan, Xavier | | | 1740 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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) | | | | 11th CSC London Chess Classic: Weekday Under 2050 | London | ENG | 2019-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 1982 | 3.50 | 5 | 0.15 | 20 | 3.00 | |
|  De Jager, Leo | | | 1790 | NED | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Smith, Lynda | | wc | 1788 | WLS | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Neatherway, A Philip | | | 1843 | ENG | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Keohane, Benedict A | | | 2015 | ENG | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Cohen, Lawrence S | | | 1824 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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