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Individual Calculations January 2015 |
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| Kalavannan, Koby Total change: 25.20 | |   |
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| 23rd Hampstead Weekend Congress: Under 2200 | London | ENG | 2014-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1812 | 1918 | 2.50 | 3 | 0.62 | 40 | 24.80 | |
|  Nayak, Raghav | | | 1697 | ENG | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Misyura, Ilya | | | 1644 | ENG | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Peiris, T G M | | | 2096 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | |
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) | | | | CCF CHESS CLUB DICKY WHITE CLUB TOURNAMENT 2014-15 DECEMBER | COULSDON | ENG | 2014-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2065 | 1935 | 0.00 | 1 | -0.32 | 40 | -12.80 | |
| | Rizvi, Nasir | | | 2065 | WLS | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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) | | | | London Chess Classic 2014 FIDE Open | London | ENG | 2014-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2147 | 1935 | 2.00 | 7 | 0.32 | 40 | 12.80 | |
| | Sowray, Peter J | f | | 2335 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Smith, Andrew Philip | f | | 2148 | IRL | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Moore, Gerald | | | 2169 | ENG | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Gavriel, Tryfon C | c | | 2128 | ENG | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Hill, Alistair | | | 2112 | ENG | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Johansson, Toni | | | 2062 | SWE | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Lien, Kjell Hakon | | | 2078 | NOR | 0.00 | 1 | -0.31 | 40 | -12.40 | | | * 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) | | | | 24th Hampstead Weekend Congress: Under 2200 | London | ENG | 2014-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1816 | 1935 | 2.50 | 4 | 0.01 | 40 | 0.40 | |
| | Xu, David | | | 1613 | ENG | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Winter, Malcolm J | | | 1568 | ENG | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Stevenson, James | | | 2097 | SCO | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Gaudeau, Valentin | | | 1986 | ENG | 0.00 | 1 | -0.43 | 40 | -17.20 | |
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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