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Individual Calculations September 2013 |
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| David, Ivan Total change: 45.00 | |   |
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| e2e4 Coventry Open Aug 2013 | Coventry | ENG | 2013-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1952 | 1815 | 1.00 | 1 | 0.68 | 30 | 20.40 | |
|  Webster, Richard J | | | 1952 | ENG | 1.00 | 1 | 0.68 | 30 | 20.40 | |
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) | | | | e2e4 Coventry U1950 Aug 2013 | Coventry | ENG | 2013-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1815 | 3.50 | 5 | 0.82 | 30 | 24.60 | |
|  Ross, Stuart | | | 1636 | ENG | 0.50 | 1 | -0.23 | 30 | -6.90 | | | Paul, Nathanael | | | 1875 | ENG | 0.00 | 1 | -0.42 | 30 | -12.60 | | | Pink, Joshua | | | 1759 | ENG | 1.00 | 1 | 0.42 | 30 | 12.60 | | | Wilson, Matthew R | | | 1728 | ENG | 1.00 | 1 | 0.38 | 30 | 11.40 | | | Ireland, David J | | | 1941 | ENG | 1.00 | 1 | 0.67 | 30 | 20.10 | |
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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