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Rapid:
Individual Calculations February 2020 |
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| Kerr, Duncan Total change: -25.20 | |   |
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| CCF New Year Rapid Play 2020 Open | London | ENG | 2020-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 1872 | 3.00 | 6 | -0.65 | 20 | -13.00 | |
|  Usharovsky, Ron | | | 1625 | ENG | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Porter, Sam J | | | 1975 | ENG | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Jamroz, Krzysztof | | | 1973 | POL | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Cork, David J | | | 1676 | ENG | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Faulkner, Martin J | | | 1777 | ENG | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Jamroz, Viktor | | | 1687 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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) | | | | Muswell Hill FIDE Rapid Open JAN 2010 | London | ENG | 2020-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2083 | 1872 | 1.50 | 4 | 0.51 | 20 | 10.20 | |
| | Quilter, Thomas A | | | 2083 | ENG | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Lalic, Bogdan | g | | 2272 * | CRO | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Levy, David N L | m | | 1983 | SCO | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Keohane, Ben | | | 1994 | ENG | 0.00 | 1 | -0.33 | 20 | -6.60 | | | * 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) | | | | Kingston Rapidplay Jan 2020 Group A Open | London | ENG | 2020-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1830 | 1872 | 1.00 | 4 | -1.12 | 20 | -22.40 | |
| | Quilter, Thomas A | | | 2083 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Kumar, Sanjit S | | | 1472 * | ENG | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Picot, Russell | | | 1910 | ENG | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Tivillier, Jacques | | | 1856 | ENG | 0.00 | 1 | -0.52 | 20 | -10.40 | | | * 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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