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Rapid:
Individual Calculations July 2013 |
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| Vachtfeidl, Petr Total change: -5.80 | |   |
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| Golders Green Rapidplay Open June 2013 | London | ENG | 2013-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 1945 | 2.00 | 4 | 0.26 | 20 | 5.20 | |
|  Cutmore, David | | | 2040 | ENG | 0.00 | 1 | -0.37 | 20 | -7.40 | |  Bryant, Jonathan | | | 1950 | ENG | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Rogers, Tim | | | 1957 | ENG | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Bourne, Johnathan | | | 2015 | ENG | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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) | | | | Kings Place Chess Festival Rapidplay Open June 2013 | London | ENG | 2013-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 1945 | 1.00 | 4 | -0.55 | 20 | -11.00 | |
| | Lalic, Peter | | | 2152 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Hasman, Cengiz | | | 2120 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Nettleton, Charlie | | | 1843 | ENG | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Amato, Giampiero | | | 2009 | ENG | 0.00 | 1 | -0.41 | 20 | -8.20 | |
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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