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Individual Calculations December 2013 |
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| Needham, Sabrina Total change: 35.40 | |   |
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| 4NCL 2013-14 Rounds 1-2 | Various | ENG | 2013-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2121 | 1721 | 0.00 | 2 | -0.16 | 30 | -4.80 | |
|  Maduekwe, Chiedu U | | | 2121 * | NGR | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Purton, Ben J | | | 2121 * | ENG | 0.00 | 1 | -0.08 | 30 | -2.40 | | | * 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) | | | | Hampstead Under 2200 FIDE Congress November 2013 | London | ENG | 2013-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1883 | 1721 | 2.50 | 4 | 1.34 | 30 | 40.20 | |
| | Zhang, Anthony Y | | | 1872 | ENG | 0.00 | 1 | -0.30 | 30 | -9.00 | | | Landau, Jonathan | | | 1946 | ENG | 1.00 | 1 | 0.78 | 30 | 23.40 | | | Haridas, Girinath | | | 1809 | ENG | 1.00 | 1 | 0.62 | 30 | 18.60 | | | Barasi, Paul Dl | | | 1906 | ENG | 0.50 | 1 | 0.24 | 30 | 7.20 | |
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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