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Individual Calculations January 2013 |
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| Coates, David H Total change: -25.80 | |   |
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| Coulsdon Winter Open 2012 | COULSDON | ENG | 2012-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 2063 | 2.00 | 5 | -1.72 | 15 | -25.80 | |
|  Head, Louise | | | 1759 | ENG | 0.50 | 1 | -0.36 | 15 | -5.40 | |  Kalavannan, Koby | | | 1690 | ENG | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Foo, William J | | | 2043 | ENG | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Tarhon, Brian | | | 1844 | ENG | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Malhotra, Tarun | | | 1953 | ENG | 0.00 | 1 | -0.65 | 15 | -9.75 | |
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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