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Individual Calculations January 2015 |
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| Stone, Mark R Total change: 21.80 | |   |
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| CCF CHRISTMAS CONGRESS – Under 2000 | COULSDON, LONDON | ENG | 2014-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 1586 | 2.50 | 4 | 1.09 | 20 | 21.80 | |
|  Clegg, Chris Ra | | | 1765 | ENG | 1.00 | 1 | 0.73 | 20 | 14.60 | |  Lawson, Timothy D | | | 1761 | ENG | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Ratnesan, Ranesh | | | 1608 | ENG | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Davis, Richard | | | 1656 | ENG | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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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