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Individual Calculations January 2009 |
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| Aditya, Chakraborty Total change: 13.50 | |   |
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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 |
| 1962 | 1890 | 3.50 | 6 | 1.03 | 15 | 15.45 | |
|  Prince, Bajaj | | | 2111 | IND | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Ghosh, Diptayan | | | 2027 | IND | 0.00 | 1 | -0.32 | 15 | -4.80 | |  Suneha, Acharyya | | | 1692 | IND | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Agnihotri, Ghosh | | | 1750 | IND | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Roy, Prantik | | | 2057 | IND | 1.00 | 1 | 0.72 | 15 | 10.80 | | | Das, Sayantan | | | 2135 | IND | 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) | | | | 8TH WBCA FIDE RATED CHESS TOURNAMENT 2008 | Kolkata/West Bengal/ India | IND | 2008-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2117 | 1901 | 1.00 | 5 | -0.13 | 15 | -1.95 | |
| | Dhar, Rajib | | | 2131 | IND | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Satyanarayana, P | | | 2058 | IND | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Swaraj, Palit | | | 2094 | IND | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Thakurta, Soumya | | | 2121 | IND | 0.50 | 1 | 0.28 | 15 | 4.20 | | | Amit Kumar, Medda | | | 2183 | IND | 0.50 | 1 | 0.34 | 15 | 5.10 | |
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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