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Individual Calculations January 2012 |
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| D`costa, Lorin A R Total change: 19.20 | |   |
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| London Chess Classic 2011: Open | London | ENG | 2011-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2344 | 2409 | 6.50 | 8 | 1.92 | 10 | 19.20 | |
|  Bryant, Jon | | | 2013 | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Gavriel, Tryfon C | c | | 2156 | ENG | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Britton, Richard L | f | | 2219 | ENG | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Hebden, Mark L | g | | 2515 | ENG | 1.00 | 1 | 0.64 | 10 | 6.40 | | | Gupta, Abhijeet | g | | 2640 | IND | 0.00 | 1 | -0.21 | 10 | -2.10 | | | Croad, Nicolas | f | | 2292 | NZL | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Hillarp Persson, Tiger | g | | 2530 | SWE | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Rendle, Thomas E | m | | 2389 | ENG | 1.00 | 1 | 0.47 | 10 | 4.70 | |
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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