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Individual Calculations January 2013 |
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| Malhotra, Tarun Total change: 6.75 | |   |
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| London Chess Classic 2012: Weekend B Open | London | ENG | 2012-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2032 | 1953 | 1.50 | 3 | 0.33 | 15 | 4.95 | |
|  Sathyanandha, Saravanan | | | 2052 | ENG | 0.00 | 1 | -0.36 | 15 | -5.40 | |  Walker, Samuel A | | | 1981 | ENG | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Buyandalai, Tumen | | | 2063 | MGL | 1.00 | 1 | 0.65 | 15 | 9.75 | |
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 |
| 1973 | 1953 | 2.00 | 4 | 0.12 | 15 | 1.80 | |
| | Hjort, Helge | | | 1956 | DEN | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Haridas, Girinath | | | 1783 | ENG | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Haldane, Robin W | | | 2091 | ENG | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Coates, David H | | | 2063 | ENG | 1.00 | 1 | 0.65 | 15 | 9.75 | |
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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