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Individual Calculations February 2015 |
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| Sonnis, Steve Total change: -16.40 | |   |
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| London Christmas Chess Congress - Open/Under 18/21 | London | ENG | 2014-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1765 | 1660 | 0.00 | 2 | -0.73 | 20 | -14.60 | |
|  Bansal, Rohan | | | 1860 | ENG | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Bennett, Owen | | | 1670 | WLS | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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 DAYTIME CHESS CLUB - SPRING 2015 - JANUARY | COULSDON, LONDON | ENG | 2015-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 1691 | 0.50 | 2 | -0.09 | 20 | -1.80 | |
| | McMillan, Hamilton | | | 1943 | ENG | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Kane, Frank G | | | 1767 | ENG | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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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