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Individual Calculations January 2015 |
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| Wilson, Matthew R Total change: 15.60 | |   |
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| London Chess Classic 2014 Weekend U2000 | London | ENG | 2014-12-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1824 | 1.00 | 3 | -0.06 | 20 | -1.20 | |
|  Hubert, Raphael | | | 1989 | FRA | 0.00 | 1 | -0.28 | 20 | -5.60 | |  Healeas, Simon | | | 1816 | ENG | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Archer-Lock, Adrian | | | 1995 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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) | | | | CCF CHRISTMAS CONGRESS – Under 2000 | COULSDON, LONDON | ENG | 2014-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1723 | 1824 | 4.00 | 5 | 0.84 | 20 | 16.80 | |
| | Warner, Dominic Wj | | | 1718 | ENG | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Ratnesan, Ranesh | | | 1608 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Goodfellow, Russell R | | | 1805 | ENG | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Ahluwalia, Amardip | | | 1645 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Jackson, Paul G | | | 1841 | ENG | 0.50 | 1 | 0.02 | 20 | 0.40 | |
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) | | |
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