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Individual Calculations November 2023 |
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| Somiddho, Rajbanshi Total change: -15.20 | |   |
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| 4th DDDBCA Open Rating Tournament | Kolkata | IND | 2023-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1416 | 1161 | 1.50 | 6 | 0.37 | 40 | 14.80 | |
|  Mukherjee, Dyutimoy | | | 1444 | IND | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Neelabhro, Bandyopadhyay | | | 1412 | IND | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Subhankar, Das | | | 1441 | IND | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Sawyan, Baran De | | | 1402 | IND | 1.00 | 1 | 0.80 | 40 | 32.00 | |  Ujaan, Bhattacharya | | | 1463 | IND | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Ishan, Sinha | | | 1335 | IND | 0.00 | 1 | -0.27 | 40 | -10.80 | |
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) | | | | West Bengal State Under-13 Open Chess Championship-2023 | Kolkata | IND | 2023-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1315 | 1205 | 0.00 | 2 | -0.75 | 40 | -30.00 | |
| | Sinjan, Roy | | | 1508 | IND | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Abhirup, Majumder | | | 1122 | IND | 0.00 | 1 | -0.61 | 40 | -24.40 | |
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) | | |
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