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Individual Calculations June 2013 |
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| Jacob, Sydney J Total change: -4.35 | |   |
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| e2e4 Solihull U1950 April 2013 | Birmingham | ENG | 2013-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1823 | 1900 | 1.00 | 3 | -0.80 | 15 | -12.00 | |
|  Clayton, Tristan | | | 1809 | ENG | 0.00 | 1 | -0.62 | 15 | -9.30 | |  Raeburn, Andrew | | | 1763 | ENG | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Woolcock, Craig | | | 1898 | WLS | 0.00 | 1 | -0.50 | 15 | -7.50 | |
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 Sunningdale U2050 May 2013 | Sunningdale | ENG | 2013-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 1900 | 4.00 | 6 | 0.51 | 15 | 7.65 | |
| | Probert, Malcolm | | | 1696 | WLS | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Stimpson, Philip M | | | 2048 | ENG | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Ackley, Peter J E | | | 2029 | ENG | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Osiyemi, Lara | | | 1760 | NGR | 0.50 | 1 | -0.19 | 15 | -2.85 | | | Head, Louise | | | 1754 | ENG | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Liang, Jake Z | | | 1738 | ENG | 0.50 | 1 | -0.21 | 15 | -3.15 | |
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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