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Individual Calculations February 2013 |
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| Watson, Darrell A Total change: -3.60 | |   |
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| London Christmas Congress Open | Harrow | ENG | 2012-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1856 | 1758 | 2.00 | 6 | -0.24 | 15 | -3.60 | |
|  Jones, Steven A | | | 2006 | ENG | 0.00 | 1 | -0.19 | 15 | -2.85 | |  Iyengar, Ilya | | | 2022 | ENG | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Gregory, Alex | | | 1654 | ENG | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Andreev, Peter | | | 2017 | ENG | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Anilkumar, Anantha Pp (snr) | | | 1369 | ENG | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Bonafont, Philip R | | | 2068 | ENG | 0.00 | 1 | -0.14 | 15 | -2.10 | |
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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