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Individual Calculations January 2015 |
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| Atako, Chino C Total change: 13.40 | |   |
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| CCF CHESS CLUB DICKY WHITE CLUB TOURNAMENT 2014-15 DECEMBER | COULSDON | ENG | 2014-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1695 | 2036 | 1.00 | 1 | 0.12 | 20 | 2.40 | |
|  Vijayakumar, Ananth | | | 1695 | ENG | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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 CHRISTMAS CONGRESS – Open | COULSDON, LONDON | ENG | 2014-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1950 | 2036 | 3.00 | 4 | 0.55 | 20 | 11.00 | |
| | Porter, Sam J | | | 1923 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | |  Rizvi, Nasir | | | 2065 | WLS | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Bansal, Rohan | | | 1860 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Allison, Conrad | | | 1953 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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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