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Individual Calculations January 2013 |
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| Hjort, Helge Total change: 33.45 | |   |
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| London Chess Classic 2012: Weekend B U2000 | London | ENG | 2012-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1956 | 4.50 | 5 | 1.62 | 15 | 24.30 | |
|  Buttell, David | | | 1815 | WLS | 1.00 | 1 | 0.31 | 15 | 4.65 | |  Matthews, Adrian M S | | | 1881 | ENG | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Ridge, Michael | | | 1898 | SCO | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Kelly, Paul J | | | 1923 | WLS | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Staples, Daniel J | | | 1987 | ENG | 0.50 | 1 | 0.04 | 15 | 0.60 | |
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) | | | | Coulsdon Winter Open 2012 | COULSDON | ENG | 2012-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 1956 | 3.00 | 5 | 0.61 | 15 | 9.15 | |
| | Kalavannan, Koby | | | 1690 | ENG | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Malhotra, Tarun | | | 1953 | ENG | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Rizvi, Nasir | | | 2072 | WLS | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Fields, Francis E | | | 1933 | ENG | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Okike, David | | | 2194 | NGR | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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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