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Individual Calculations April 2015 |
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| Davies, Matthew Total change: 2.40 | |   |
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| Welsh Chess Premier League 2014/15 Rd5 | Various | WLS | 2015-03-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1948 | 0.00 | 1 | -0.41 | 20 | -8.20 | |
|  Young, Alan | | | 2013 | WLS | 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) | | | | 4NCL 2014-15 Rounds 7-8 (Div 3) | Various | ENG | 2015-03-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1960 | 1948 | 1.50 | 2 | 0.53 | 20 | 10.60 | |
|  Kreuzer, Christopher Rl | | | 1934 | ENG | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Valentine, Brian | | | 1985 | ENG | 1.00 | 1 | 0.55 | 20 | 11.00 | |
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) | | |
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