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Individual Calculations November 2023 |
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| Swapnanil, Kar Total change: 57.20 | |   |
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| 4th DDDBCA Open Rating Tournament | Kolkata | IND | 2023-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1529 | 1276 | 3.50 | 7 | 1.73 | 40 | 69.20 | |
|  Ayush, Das | | | 1583 | IND | 0.50 | 1 | 0.36 | 40 | 14.40 | |  Bivor, Adak | | | 1718 | IND | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Mukherhea, Prabhat Kiran | | | 1952 | IND | 0.50 | 1 | 0.49 | 40 | 19.60 | | | Gavish, Jaiswal | | | 1072 | IND | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Mukherjee, Dyutimoy | | | 1444 | IND | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Neelabhro, Bandyopadhyay | | | 1412 | IND | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Atrinjay, Saha | | | 1521 | IND | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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) | | | | West Bengal State Under-13 Open Chess Championship-2023 | Kolkata | IND | 2023-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1288 | 1340 | 2.50 | 5 | -0.30 | 40 | -12.00 | |
| | Oishik, Mondal | | | 1544 | IND | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Pratyush, Saha | | | 1058 | IND | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Arnab, Nandy | | | 1044 | IND | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Niladri, Banerjee | | | 1564 | IND | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Granthik, Mallick | | | 1232 | IND | 0.50 | 1 | -0.15 | 40 | -6.00 | |
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) | | |
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