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Individual Calculations January 2013 |
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| Sigurdsson, Birkir Karl Total change: 27.75 | |   |
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| London Chess Classic 2012: Open | London | ENG | 2012-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1725 | 3.50 | 9 | 1.85 | 15 | 27.75 | |
|  Eriksson, Bo | | | 2125 * | SWE | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Dydak, Mateusz | | | 1992 | CAN | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Casiot, David J | | | 1991 | ENG | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Cannon, Raymond C | | | 1998 | ENG | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Kreuzer, Christopher R L | | | 1977 | ENG | 0.50 | 1 | 0.31 | 15 | 4.65 | | | Pauw, Martijn | | | 2011 | NED | 0.00 | 1 | -0.16 | 15 | -2.40 | | | O`Molloy, Eamonn | | | 1926 | IRL | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Phillips, William | | | 1950 | ENG | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Hoekstra, Carl | | | 1937 | NED | 0.50 | 1 | 0.27 | 15 | 4.05 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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