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Rapid:
Individual Calculations February 2020 |
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| Levy, David N L Total change: 2.80 | |   |
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| 24th Golders Green FIDE Rapid Open | London | ENG | 2020-01-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1928 | 1983 | 5.00 | 6 | 1.59 | 20 | 31.80 | |
|  Alcock, Graham P | | | 1815 | ENG | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Purcell, Philip | | | 1857 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Okike, David | c | | 2161 | NGR | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Brass, Ezra | | | 1692 | ENG | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Wilks, Simon | | | 1934 | ENG | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Pappelis, Dimitrios | | | 2106 | GRE | 1.00 | 1 | 0.67 | 20 | 13.40 | |
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) | | | | Muswell Hill FIDE Rapid Open JAN 2010 | London | ENG | 2020-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2012 | 1983 | 0.50 | 4 | -1.45 | 20 | -29.00 | |
| | Lalic, Bogdan | g | | 2383 * | CRO | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Stern, Robert | | | 1800 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Keohane, Ben | | | 1994 | ENG | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Kerr, Duncan | | | 1872 | ENG | 0.00 | 1 | -0.65 | 20 | -13.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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