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Individual Calculations February 2013 |
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| Batchelor, Guy J Total change: 27.00 | |   |
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| London Christmas Congress Open | Harrow | ENG | 2012-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1985 | 1848 | 2.50 | 5 | 0.90 | 30 | 27.00 | |
|  Broadley, Henry | | | 1936 | ENG | 0.50 | 1 | 0.12 | 30 | 3.60 | |  Iyengar, Ilya | | | 2022 | ENG | 1.00 | 1 | 0.73 | 30 | 21.90 | | | Burke, Mitchell R | | | 1952 | ENG | 1.00 | 1 | 0.64 | 30 | 19.20 | | | Coates, David H | | | 2063 | ENG | 0.00 | 1 | -0.23 | 30 | -6.90 | | | Malhotra, Tarun | | | 1953 | ENG | 0.00 | 1 | -0.36 | 30 | -10.80 | |
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) | | |
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