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Individual Calculations January 2009 |
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| Dhriti, Shankar Total change: 2.20 | |   |
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| The Telegraph School Chess Championship 2008 | Gorky Sadan,Kolkata,India | IND | 2008-09-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1713 | 1799 | 3.00 | 5 | -0.02 | 25 | -0.50 | |
|  Bose, Sayan | | | 1896 | IND | 1.00 | 1 | 0.63 | 25 | 15.75 | | | Mohana, Sengupta | | | 1893 | IND | 0.00 | 1 | -0.37 | 25 | -9.25 | |  Diotima, Dutta Gupta | | | 1684 | IND | 1.00 | 1 | 0.34 | 25 | 8.50 | | | Saikat, Dutta | | | 1586 | IND | 0.00 | 1 | -0.77 | 25 | -19.25 | | | Rishav, Mitra | | | 1508 | IND | 1.00 | 1 | 0.15 | 25 | 3.75 | |
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) | | | NOTE: K factor changed | | 8TH WBCA FIDE RATED CHESS TOURNAMENT 2008 | Kolkata/West Bengal/ India | IND | 2008-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 1799 | 1.50 | 6 | 0.18 | 15 | 2.70 | |
| | Satyanarayana, P | | | 2058 | IND | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Ghosh, Diptayan | | | 2039 | IND | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Biswas, Gopal Chandra | | | 2030 | IND | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Rajesh, Kumar Sinha | | | 1980 | IND | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Sudip, Kumar Nath | | | 2032 | IND | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Bharat, Patel | | | 1985 | IND | 0.00 | 1 | -0.26 | 15 | -3.90 | |
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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